{"id":14099,"date":"2026-10-21T11:04:38","date_gmt":"2026-10-21T02:04:38","guid":{"rendered":"https:\/\/chicodori.net\/?p=14099"},"modified":"2026-10-21T12:34:46","modified_gmt":"2026-10-21T03:34:46","slug":"three-clue-number-quiz","status":"publish","type":"post","link":"https:\/\/chicodori.net\/?p=14099&lang=en","title":{"rendered":"Three-Clue Number Quiz"},"content":{"rendered":"<!-- Lesson feature icons: shared semantic symbols -->\r\n<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"0\" height=\"0\" aria-hidden=\"true\" focusable=\"false\" style=\"position:absolute;overflow:hidden\"><defs>\r\n<symbol id=\"cd-icon-punctuation\" viewBox=\"0 0 48 48\"><rect x=\"8\" y=\"5\" width=\"32\" height=\"38\" rx=\"5\" fill=\"var(--cd-icon-accent,#fff2ca)\" stroke=\"currentColor\" stroke-width=\"2.5\"\/><text x=\"24\" y=\"30\" text-anchor=\"middle\" font-size=\"30\" font-family=\"sans-serif\" fill=\"currentColor\">\u3001<\/text><\/symbol>\r\n<symbol id=\"cd-icon-compare\" viewBox=\"0 0 48 48\"><g fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><rect x=\"4\" y=\"9\" width=\"16\" height=\"29\" rx=\"3\"\/><rect x=\"28\" y=\"9\" width=\"16\" height=\"29\" rx=\"3\"\/><path d=\"M9 16h6M9 23h6M33 16h6M33 23h6M21 24h6m-3-3 3 3-3 3\"\/><\/g><\/symbol>\r\n<symbol id=\"cd-icon-read-aloud\" viewBox=\"0 0 48 48\"><g fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><circle cx=\"14\" cy=\"14\" r=\"6\"\/><path d=\"M4 39v-8a10 10 0 0 1 20 0v8M26 17l7-4v9zM36 10q8 7 0 15M40 6q12 11 0 23\"\/><\/g><\/symbol>\r\n<symbol id=\"cd-icon-audio\" viewBox=\"0 0 48 48\"><g fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M6 19h8l11-9v28l-11-9H6zM32 16q8 8 0 16M37 10q14 14 0 28\"\/><\/g><\/symbol>\r\n<\/defs><\/svg>\r\n<style>\r\n\r\n\/* cd-lesson v1 \u2014 shared presentation. Game logic and question data are separate. *\/\r\n.cd-lesson{--cd-ink:#254452;--cd-sky:#b5e9f5;--cd-soft:#f2f9fb;--cd-accent:#fff2a5;--cd-border:#cbdfe5;--cd-body:18px;--cd-title-size:28px;--cd-game-width:660px;color:var(--cd-ink);font:var(--cd-body)\/1.85 Meiryo,sans-serif;background:white}\r\nbody:has(.cd-lesson) .blog-post-title{display:none}\r\n.cd-lesson .cd-hero{display:grid;grid-template-columns:minmax(0,1fr) 110px;gap:16px;align-items:center;position:relative;overflow:hidden;padding:24px 26px 40px;background:var(--cd-sky);border-radius:22px 22px 32px 18px}\r\n.cd-lesson .cd-hero:after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:23px;background:radial-gradient(ellipse at 50% 100%,white 68%,transparent 71%) 0 0\/64px 24px repeat-x}\r\n.cd-lesson .cd-tags{display:inline-block;background:var(--cd-accent);padding:3px 12px;border-radius:20px;font-size:16px;margin-bottom:10px}\r\n.cd-lesson .cd-title{font-size:var(--cd-title-size);line-height:1.5;margin:0 0 12px;color:var(--cd-ink);letter-spacing:0;padding:0;border:0}\r\n.cd-lesson .cd-lead{margin:0;font-size:18px;line-height:1.85}\r\n.cd-lesson .cd-mascot{text-align:center}.cd-lesson .cd-mascot p{font-size:15px;background:white;padding:10px 6px;border-radius:22px;line-height:1.6;margin:0 0 8px}.cd-lesson .cd-mascot img{width:90px;height:90px;object-fit:contain;border-radius:0}\r\n.cd-lesson .cd-points{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0 28px;padding:0}\r\n.cd-lesson .cd-point{display:flex;align-items:center;justify-content:center;gap:8px;font-size:16px;line-height:1.55;margin:0;padding:8px 0}.cd-lesson .cd-point__icon,.cd-lesson .cd-point>svg{width:36px;height:36px;flex:none;color:#31596b}\r\n.cd-lesson .cd-play{max-width:var(--cd-game-width);margin:0 auto}.cd-lesson .cd-play-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:0 0 12px}.cd-lesson .cd-section-title{font-size:21px;line-height:1.6;margin:0;color:var(--cd-ink);padding:0;border:0}.cd-lesson .cd-count-label{font-size:16px;color:#526c77}.cd-lesson .cd-start-note{font-size:18px;margin:0 0 14px}\r\n.cd-lesson .cdl-game{width:100%;max-width:100%;margin:0;box-shadow:none}\r\n.cd-lesson .cdl-brand,.cd-lesson .cdl-topic{display:none}\r\n.cd-lesson .cdl-title{font-size:19px;line-height:1.5}\r\n.cd-lesson .cd-method{max-width:var(--cd-game-width);margin:22px auto;border-bottom:1px solid var(--cd-border);padding-bottom:12px}.cd-lesson .cd-method summary{font-size:19px;font-weight:bold;cursor:pointer;min-height:44px;padding:6px 0}.cd-lesson .cd-method ol{padding-left:28px;margin:10px 0}.cd-lesson .cd-method li{font-size:18px;margin:8px 0}\r\n.cd-lesson .cd-takeaway{max-width:var(--cd-game-width);margin:24px auto;padding:18px 22px;border-radius:18px;background:#fffbeb}.cd-lesson .cd-takeaway p{font-size:18px;margin:8px 0 0}.cd-lesson .cd-takeaway strong{background:linear-gradient(transparent 65%,#ffeb8b 65%)}\r\n.cd-lesson .cd-like{margin:20px auto;text-align:center}.cd-lesson .cd-related{margin:28px 0 0;padding:20px 24px;background:var(--cd-soft);border-radius:22px}.cd-lesson .cd-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:12px}.cd-lesson .cd-link{display:inline-flex;align-items:center;min-height:46px;padding:8px 18px;border:1px solid var(--cd-border);border-radius:25px;background:white;color:#285d74;font-size:18px;text-decoration:none}\r\n.cd-lesson a:focus-visible,.cd-lesson summary:focus-visible{outline:3px solid #276887;outline-offset:3px}\r\nbody:has(.cd-lesson) #comments{margin-top:36px;padding:24px;background:#f5fafb;border:1px solid #d9e8ec;border-radius:22px}body:has(.cd-lesson) #reply-title{font-size:22px;letter-spacing:0}body:has(.cd-lesson) #commentform label,body:has(.cd-lesson) #commentform textarea{font-size:18px}body:has(.cd-lesson) #commentform textarea{border-radius:14px;background:white}body:has(.cd-lesson) #comment-submit{border-radius:24px;background:#32697c;font-size:18px;text-transform:none;letter-spacing:0}\r\n@media(max-width:600px){.cd-lesson{--cd-title-size:24px}.cd-lesson .cd-hero{grid-template-columns:minmax(0,1fr) 64px;padding:18px 16px 34px;gap:10px}.cd-lesson .cd-mascot img{width:64px;height:64px}.cd-lesson .cd-mascot p{font-size:14px;padding:7px 3px}.cd-lesson .cd-lead{grid-column:1\/-1}.cd-lesson .cd-tags{font-size:15px}.cd-lesson .cd-points{gap:8px;margin:12px 0 24px}.cd-lesson .cd-point{flex-direction:column;text-align:center;font-size:15px;gap:6px}.cd-lesson .cd-point__icon,.cd-lesson .cd-point>svg{width:32px;height:32px}.cd-lesson .cd-takeaway{padding:16px}.cd-lesson .cd-related{padding:18px}.cd-lesson .cd-link{width:100%;justify-content:center}}\r\n\r\n.cd-lesson .cd-lead{grid-column:1\/-1}\r\n\r\n\/* Feature icons: unified cream horizontal cards *\/\r\n.cd-lesson .cd-features{margin:14px auto 24px;max-width:660px}\r\n.cd-lesson .cd-features-title{font-size:16px;font-weight:400;line-height:1.6;text-align:center;color:#526c77;margin:0 0 8px;padding:0;border:0;letter-spacing:0}\r\n.cd-lesson .cd-points{margin:0;gap:10px}\r\n.cd-lesson .cd-point{display:grid;grid-template-columns:40px 1fr;gap:10px;align-items:center;text-align:left;padding:10px;background:#fffdf5;border:1px solid #eee9d8;border-radius:14px;font-size:16px;font-weight:400;line-height:1.6;min-height:70px;box-sizing:border-box}\r\n.cd-lesson .cd-point__icon,.cd-lesson .cd-point>svg{width:40px;height:40px;color:#806d3f;--cd-icon-accent:#fff2ca}\r\n.cd-lesson .cd-point>span{border-left:1px solid #e7dfc8;padding-left:10px;min-height:40px;display:flex;align-items:center}\r\n@media(max-width:600px){.cd-lesson .cd-points{grid-template-columns:1fr;gap:8px}.cd-lesson .cd-point{min-height:60px;padding:8px 12px;grid-template-columns:36px 1fr}.cd-lesson .cd-point__icon,.cd-lesson .cd-point>svg{width:36px;height:36px}}\r\n\r\n\/* Shared article sections; game internals retain their own styles. *\/\r\n.cd-lesson .cd-copy{max-width:660px;margin:24px auto;color:var(--cd-ink);font-size:18px;line-height:1.85}\r\n.cd-lesson .cd-copy p,.cd-lesson .cd-copy li{font-size:18px;line-height:1.85;margin:12px 0}\r\n.cd-lesson .cd-copy h2,.cd-lesson .cd-copy h3,.cd-lesson .cd-copy h4{font-size:21px;line-height:1.6;color:var(--cd-ink);margin:0 0 14px;padding:0;border:0;letter-spacing:0}\r\n.cd-lesson .cd-copy img{max-width:100%;height:auto}.cd-lesson .cd-copy figure{margin:18px auto}\r\n.cd-lesson .cd-note{display:flex;align-items:center;gap:14px;background:#f2f9fb;padding:14px 18px;border-radius:18px;margin:18px 0}\r\n.cd-lesson .cd-note>img{width:52px;height:62px;object-fit:contain;flex:none}.cd-lesson .cd-note p{margin:0}\r\n.cd-lesson .cd-copy summary{cursor:pointer;font-size:19px;font-weight:bold;min-height:44px;padding:8px 0}\r\n.cd-lesson details.cd-copy{border-top:1px solid var(--cd-border);padding-top:12px}\r\n.cd-lesson .cd-copy mark{background:transparent;color:inherit}.cd-lesson .cd-copy a{color:#285d74;text-decoration:underline}\r\n.cd-lesson .cd-lead p{font-size:18px;line-height:1.85;margin:0}\r\n.cd-lesson .cd-points{grid-template-columns:repeat(auto-fit,minmax(185px,1fr))}\r\n.cd-lesson .cd-point{list-style:none}.cd-lesson .cd-point>span{font-size:16px}\r\n.cd-lesson .cd-game-mount{max-width:660px;margin:0 auto}.cd-lesson .cd-game-mount>div{max-width:100%}\r\n.cd-lesson .cd-like{margin:12px auto 18px}.cd-lesson .cd-play{margin-top:20px}\r\n@media(max-width:600px){.cd-lesson .cd-points{grid-template-columns:1fr}.cd-lesson .cd-copy{margin:20px auto}.cd-lesson .cd-note{padding:12px}}\r\n\r\n\r\n\/* Circle area: compact layout, 2026-10-15 *\/\r\n#circle-area-game{container-type:inline-size}\r\n#circle-area-game .circle-game{margin:12px auto;padding:14px;border-radius:18px;font-size:18px;line-height:1.5;box-shadow:0 3px 12px #24465012}\r\n#circle-area-game .circle-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n#circle-area-game .status{font-size:18px;margin-bottom:10px}\r\n#circle-area-game .problem-card{padding:12px;margin-bottom:12px;border-radius:16px}\r\n#circle-area-game .question{font-size:22px;line-height:1.5;margin:0 0 4px}\r\n#circle-area-game .circle-svg{width:240px;margin:0 auto 4px}\r\n#circle-area-game .formula{font-size:20px;margin:6px 0}\r\n#circle-area-game .formula:empty{display:none}\r\n#circle-area-game .answer-row{font-size:18px;margin:8px 0;white-space:nowrap}\r\n#circle-area-game .answer-row input{width:108px;height:46px;padding:6px;font-size:22px}\r\n#circle-area-game .main-btn{min-height:46px;padding:8px 22px;font-size:20px;line-height:1.4}\r\n#circle-area-game .message{min-height:28px;margin-top:6px;font-size:20px;line-height:1.4}\r\n#circle-area-game .calculator{padding:10px;border-radius:14px}\r\n#circle-area-game .calc-display{height:44px;padding:6px 8px;margin-bottom:8px;font-size:22px}\r\n#circle-area-game .calc-grid{gap:6px}\r\n#circle-area-game .calc-btn{min-height:46px;padding:6px 4px;font-size:20px;line-height:1.4;border-radius:9px}\r\n#circle-area-game [data-calc=\"copy\"]{font-size:16px;white-space:normal;line-height:1.25}\r\n@container(min-width:580px){\r\n#circle-area-game .circle-game{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 12px;align-items:start}\r\n#circle-area-game .circle-game>h2,#circle-area-game .status{grid-column:1\/-1}\r\n#circle-area-game .problem-card{margin:0;min-width:0}\r\n#circle-area-game .calculator{min-width:0}\r\n}\r\n\r\n\r\n\/* Average: compact layout, 2026-10-15 *\/\r\n#average-game{container-type:inline-size}\r\n#average-game .average-game{margin:12px auto;padding:14px;border-radius:18px;font-size:18px;line-height:1.5;box-shadow:0 3px 12px #24465012}\r\n#average-game .average-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n#average-game .status{font-size:18px;margin-bottom:10px}\r\n#average-game .problem-card{padding:12px;margin-bottom:12px;border-radius:16px}\r\n#average-game .question{font-size:22px;line-height:1.5;margin:0 0 4px}\r\n#average-game .formula{font-size:20px;margin:6px 0}\r\n#average-game .formula:empty{display:none}\r\n#average-game .answer-row{font-size:18px;margin:8px 0;white-space:nowrap}\r\n#average-game .answer-row input{width:108px;height:46px;padding:6px;font-size:22px}\r\n#average-game .main-btn{min-height:46px;padding:8px 22px;font-size:20px;line-height:1.4}\r\n#average-game .message{min-height:28px;margin-top:6px;font-size:20px;line-height:1.4}\r\n#average-game .calculator{padding:10px;border-radius:14px}\r\n#average-game .calc-display{height:44px;padding:6px 8px;margin-bottom:8px;font-size:22px}\r\n#average-game .calc-grid{gap:6px}\r\n#average-game .calc-btn{min-height:46px;padding:6px 4px;font-size:20px;line-height:1.4;border-radius:9px}\r\n#average-game [data-calc=\"copy\"]{font-size:16px;white-space:normal;line-height:1.25}\r\n@container(min-width:580px){\r\n#average-game .average-game{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 12px;align-items:start}\r\n#average-game .average-game>h2,#average-game .status{grid-column:1\/-1}\r\n#average-game .problem-card{margin:0;min-width:0}\r\n#average-game .calculator{min-width:0}\r\n}\r\n\r\n#average-game .question{font-size:20px;line-height:1.6;margin:0 0 10px}\r\n#average-game .average-table{font-size:20px;line-height:1.5;margin:10px 0}\r\n#average-game .average-table th,#average-game .average-table td{padding:6px 8px}\r\n\r\n\r\n\/* Compact requested lessons 12398,13154,13156 *\/\r\n#circle-game .circle-game{padding:12px;margin:12px auto;border-width:2px;border-radius:18px;box-shadow:0 3px 0 #f1b84b}\r\n#circle-game h2{font-size:24px;line-height:1.5}\r\n#circle-game .game-lead,#circle-game .score,#circle-game .answer-label{font-size:16px;line-height:1.5}\r\n#circle-game .level-buttons{margin:6px 0;gap:8px}\r\n#circle-game .level-btn{min-height:44px;font-size:16px;padding:6px 12px}\r\n#circle-game .question-text{font-size:18px;line-height:1.5;min-height:0}\r\n#circle-game .circle-wrap{max-width:430px}\r\n#circle-game .measure-text{font-size:26px}\r\n#circle-game .unknown-text{font-size:28px}\r\n#circle-game .answer-area{margin-top:6px}\r\n#circle-game .answer-display{min-height:44px;margin-bottom:6px}\r\n#circle-game .keypad{max-width:540px}\r\n#circle-game .key{min-height:44px;font-size:20px}\r\n:is(#post-13154,#post-13156) .cdl-game{font-size:18px;line-height:1.6;border-radius:18px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-brand,:is(#post-13154,#post-13156) .cdl-game .cdl-topic{display:none}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-header{padding:12px 16px;gap:10px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-title{font-size:21px;line-height:1.5;margin:0}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-help-toggle{font-size:16px;min-height:44px;padding:6px 10px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-toolbar{padding:8px 16px;font-size:16px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-body{padding:14px 16px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-prompt{font-size:21px;line-height:1.6;margin:0 0 8px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-learning-note{font-size:18px;line-height:1.6;padding:6px 10px;margin:0 0 10px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-visual{padding:10px;margin:0 0 12px;min-height:0}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-reading{font-size:20px;line-height:1.7;padding:10px 14px;margin:0}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-choices{grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:8px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-choice{font-size:20px;min-height:54px;padding:10px;line-height:1.5}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-feedback{font-size:18px;line-height:1.6;min-height:0;padding:10px 12px;margin:10px 0 0}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-actions{margin-top:8px;gap:8px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-footer{padding:8px 16px;font-size:16px}\r\n:is(#post-13154,#post-13156) .cdl-game .cdl-footer button{min-height:44px}\r\n#post-13156 .cdl-game .cdl-caption{font-size:18px;margin:0 0 6px}\r\n#post-13156 .cdl-game .cdl-votes-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:0}\r\n#post-13156 .cdl-game .cdl-votes-cards span{font-size:18px;line-height:1.5;padding:6px 4px;min-height:0;min-width:0}\r\n#post-13156 .cdl-game .cdl-vote-table{font-size:20px;line-height:1.5;margin:0;width:100%}\r\n#post-13156 .cdl-game .cdl-vote-table caption{font-size:18px;padding:0 0 6px}\r\n#post-13156 .cdl-game .cdl-vote-table th,#post-13156 .cdl-game .cdl-vote-table td{padding:6px 8px}\r\n@media(min-width:1000px){#post-13156 .cdl-game .cdl-visual{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px 14px;align-items:start}#post-13156 .cdl-game .cdl-caption{grid-column:1}#post-13156 .cdl-game .cdl-votes-cards{grid-column:1}#post-13156 .cdl-game .cdl-vote-table{grid-column:2;grid-row:1\/3}}\r\n@media(max-width:520px){#circle-game .keypad{grid-template-columns:repeat(5,1fr)}:is(#post-13154,#post-13156) .cdl-game .cdl-choices{grid-template-columns:1fr}#post-13156 .cdl-game .cdl-vote-table{margin-top:12px}}\r\n\r\n\r\n#circle-game{container-type:inline-size}\r\n@container(min-width:600px){#circle-game .circle-game{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:8px 12px;align-items:start}#circle-game .circle-game>h2,#circle-game .game-lead,#circle-game .level-buttons,#circle-game .score,#circle-game .result{grid-column:1\/-1;margin:0}#circle-game .circle-wrap{max-width:100%}#circle-game .problem-card{align-self:stretch;display:flex;flex-direction:column;justify-content:center}#circle-game .answer-area{margin:0}#circle-game .keypad{grid-template-columns:repeat(3,1fr);gap:6px}#circle-game .key.action{grid-column:2\/4!important}#circle-game .key.enter{grid-column:1\/-1!important}#circle-game .measure-text{font-size:28px}}\r\n\r\n\r\n\r\n\/* Reviewed JS layouts: 2026-10-15 *\/\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game{font-size:18px;line-height:1.6;border-radius:18px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-brand,:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-topic{display:none}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-header{padding:12px 16px;gap:10px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-title{font-size:21px;line-height:1.5;margin:0}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-help-toggle{font-size:16px;min-height:44px;padding:6px 10px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-toolbar{padding:8px 16px;font-size:16px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-body{padding:14px 16px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-prompt{font-size:21px;line-height:1.6;margin:0 0 8px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-learning-note{font-size:18px;line-height:1.6;padding:6px 10px;margin:0 0 10px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-visual{padding:10px;margin:0 0 12px;min-height:0}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-reading{font-size:20px;line-height:1.7;padding:10px 14px;margin:0}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-choices{grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:8px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-choice{font-size:20px;min-height:54px;padding:10px;line-height:1.5}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-feedback{font-size:18px;line-height:1.6;min-height:0;padding:10px 12px;margin:10px 0 0}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-actions{margin-top:8px;gap:8px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-footer{padding:8px 16px;font-size:16px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-footer button{min-height:44px}\r\n\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-long .cdl-choices{grid-template-columns:1fr}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-visual:empty{display:none}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-speak{min-height:44px;font-size:16px;padding:6px 10px;margin-top:6px}\r\n:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-caption{font-size:18px;line-height:1.6;margin:0 0 8px}\r\n#post-13152 .cdl-game .cdl-reading{font-size:22px;line-height:1.8}\r\n#post-13152 .cdl-game .cdl-choices{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}\r\n#post-13146 .cdl-game .cdl-choices{grid-template-columns:repeat(auto-fit,minmax(245px,1fr))}\r\n#post-13146 .cdl-game .cdl-new-picture{max-width:270px;margin:0 auto}\r\n@media(max-width:520px){:is(#post-13054,#post-13056,#post-13058,#post-13060,#post-13062,#post-13064,#post-13068,#post-13071,#post-13073,#post-13144,#post-13146,#post-13148,#post-13150,#post-13152) .cdl-game .cdl-choices{grid-template-columns:1fr}}\r\n\/* Circle area: compact layout, 2026-10-15 *\/\r\n.cd-lesson #volume-game{container-type:inline-size}\r\n.cd-lesson #volume-game .volume-game{margin:12px auto;padding:14px;border-radius:18px;font-size:18px;line-height:1.5;box-shadow:0 3px 12px #24465012}\r\n.cd-lesson #volume-game .volume-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n.cd-lesson #volume-game .status{font-size:18px;margin-bottom:10px}\r\n.cd-lesson #volume-game .problem-card{padding:12px;margin-bottom:12px;border-radius:16px}\r\n.cd-lesson #volume-game .question{font-size:22px;line-height:1.5;margin:0 0 4px}\r\n.cd-lesson #volume-game .shape-svg{width:240px;margin:0 auto 4px}\r\n.cd-lesson #volume-game .formula{font-size:20px;margin:6px 0}\r\n.cd-lesson #volume-game .formula:empty{display:none}\r\n.cd-lesson #volume-game .answer-row{font-size:18px;margin:8px 0;white-space:nowrap}\r\n.cd-lesson #volume-game .answer-row input{width:108px;height:46px;padding:6px;font-size:22px}\r\n.cd-lesson #volume-game .main-btn{min-height:46px;padding:8px 22px;font-size:20px;line-height:1.4}\r\n.cd-lesson #volume-game .message{min-height:28px;margin-top:6px;font-size:20px;line-height:1.4}\r\n.cd-lesson #volume-game .calculator{padding:10px;border-radius:14px}\r\n.cd-lesson #volume-game .calc-display{height:44px;padding:6px 8px;margin-bottom:8px;font-size:22px}\r\n.cd-lesson #volume-game .calc-grid{gap:6px}\r\n.cd-lesson #volume-game .calc-btn{min-height:46px;padding:6px 4px;font-size:20px;line-height:1.4;border-radius:9px}\r\n.cd-lesson #volume-game [data-calc=\"copy\"]{font-size:16px;white-space:normal;line-height:1.25}\r\n@container(min-width:580px){\r\n.cd-lesson #volume-game .volume-game{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 12px;align-items:start}\r\n.cd-lesson #volume-game .volume-game>h2,.cd-lesson #volume-game .status{grid-column:1\/-1}\r\n.cd-lesson #volume-game .problem-card{margin:0;min-width:0}\r\n.cd-lesson #volume-game .calculator{min-width:0}\r\n}\r\n\r\n\r\n\r\n.cd-lesson #rate-change-game>div{padding:14px;margin:12px auto;border-radius:18px}\r\n.cd-lesson #rate-change-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n.cd-lesson #rate-change-game .mode-area{font-size:18px;gap:6px;margin:8px 0}\r\n.cd-lesson #rate-change-game .mode-area label{min-height:44px;display:inline-flex;align-items:center}\r\n.cd-lesson #rate-change-game .status{font-size:18px;margin:8px 0}\r\n.cd-lesson #rate-change-game .problem-card{padding:12px;border-radius:14px}\r\n.cd-lesson #rate-change-game .problem,.cd-lesson #rate-change-game .story{font-size:22px;line-height:1.65;margin:8px 0}\r\n.cd-lesson #rate-change-game .direction,.cd-lesson #rate-change-game .mission{font-size:18px;margin:4px 0}\r\n.cd-lesson #rate-change-game .answer-row{font-size:20px;margin:8px 0}\r\n.cd-lesson #rate-change-game .answer-box{font-size:24px;min-height:46px;padding:6px 10px;margin:8px auto;line-height:1.4}\r\n.cd-lesson #rate-change-game .keypad{gap:6px;margin:10px auto;max-width:420px}\r\n.cd-lesson #rate-change-game .key-btn{font-size:20px;min-height:46px;padding:6px 4px;line-height:1.4}\r\n.cd-lesson #rate-change-game .message{font-size:20px;min-height:28px;margin:8px 0;line-height:1.5}\r\n\r\n.cd-lesson #rate-rescue-game>div{padding:14px;margin:12px auto;border-radius:18px}\r\n.cd-lesson #rate-rescue-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n.cd-lesson #rate-rescue-game .mode-area{font-size:18px;gap:6px;margin:8px 0}\r\n.cd-lesson #rate-rescue-game .mode-area label{min-height:44px;display:inline-flex;align-items:center}\r\n.cd-lesson #rate-rescue-game .status{font-size:18px;margin:8px 0}\r\n.cd-lesson #rate-rescue-game .problem-card{padding:12px;border-radius:14px}\r\n.cd-lesson #rate-rescue-game .problem,.cd-lesson #rate-rescue-game .story{font-size:22px;line-height:1.65;margin:8px 0}\r\n.cd-lesson #rate-rescue-game .direction,.cd-lesson #rate-rescue-game .mission{font-size:18px;margin:4px 0}\r\n.cd-lesson #rate-rescue-game .answer-row{font-size:20px;margin:8px 0}\r\n.cd-lesson #rate-rescue-game .answer-box{font-size:24px;min-height:46px;padding:6px 10px;margin:8px auto;line-height:1.4}\r\n.cd-lesson #rate-rescue-game .keypad{gap:6px;margin:10px auto;max-width:420px}\r\n.cd-lesson #rate-rescue-game .key-btn{font-size:20px;min-height:46px;padding:6px 4px;line-height:1.4}\r\n.cd-lesson #rate-rescue-game .message{font-size:20px;min-height:28px;margin:8px 0;line-height:1.5}\r\n\r\n.cd-lesson #speed-rescue-game>div{padding:14px;margin:12px auto;border-radius:18px}\r\n.cd-lesson #speed-rescue-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n.cd-lesson #speed-rescue-game .mode-area{font-size:18px;gap:6px;margin:8px 0}\r\n.cd-lesson #speed-rescue-game .mode-area label{min-height:44px;display:inline-flex;align-items:center}\r\n.cd-lesson #speed-rescue-game .status{font-size:18px;margin:8px 0}\r\n.cd-lesson #speed-rescue-game .problem-card{padding:12px;border-radius:14px}\r\n.cd-lesson #speed-rescue-game .problem,.cd-lesson #speed-rescue-game .story{font-size:22px;line-height:1.65;margin:8px 0}\r\n.cd-lesson #speed-rescue-game .direction,.cd-lesson #speed-rescue-game .mission{font-size:18px;margin:4px 0}\r\n.cd-lesson #speed-rescue-game .answer-row{font-size:20px;margin:8px 0}\r\n.cd-lesson #speed-rescue-game .answer-box{font-size:24px;min-height:46px;padding:6px 10px;margin:8px auto;line-height:1.4}\r\n.cd-lesson #speed-rescue-game .keypad{gap:6px;margin:10px auto;max-width:420px}\r\n.cd-lesson #speed-rescue-game .key-btn{font-size:20px;min-height:46px;padding:6px 4px;line-height:1.4}\r\n.cd-lesson #speed-rescue-game .message{font-size:20px;min-height:28px;margin:8px 0;line-height:1.5}\r\n\r\n.cd-lesson #box-formula-game>div{padding:14px;margin:12px auto;border-radius:18px}\r\n.cd-lesson #box-formula-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n.cd-lesson #box-formula-game .mode-area{font-size:18px;gap:6px;margin:8px 0}\r\n.cd-lesson #box-formula-game .mode-area label{min-height:44px;display:inline-flex;align-items:center}\r\n.cd-lesson #box-formula-game .status{font-size:18px;margin:8px 0}\r\n.cd-lesson #box-formula-game .problem-card{padding:12px;border-radius:14px}\r\n.cd-lesson #box-formula-game .problem,.cd-lesson #box-formula-game .story{font-size:22px;line-height:1.65;margin:8px 0}\r\n.cd-lesson #box-formula-game .direction,.cd-lesson #box-formula-game .mission{font-size:18px;margin:4px 0}\r\n.cd-lesson #box-formula-game .answer-row{font-size:20px;margin:8px 0}\r\n.cd-lesson #box-formula-game .answer-box{font-size:24px;min-height:46px;padding:6px 10px;margin:8px auto;line-height:1.4}\r\n.cd-lesson #box-formula-game .keypad{gap:6px;margin:10px auto;max-width:420px}\r\n.cd-lesson #box-formula-game .key-btn{font-size:20px;min-height:46px;padding:6px 4px;line-height:1.4}\r\n.cd-lesson #box-formula-game .message{font-size:20px;min-height:28px;margin:8px 0;line-height:1.5}\r\n.cd-lesson #rate-change-game .problem{font-size:32px}.cd-lesson #speed-rescue-game .scene{font-size:38px;margin:4px 0}.cd-lesson #box-formula-game .key-btn.check,.cd-lesson #box-formula-game .key-btn.back{font-size:18px}\r\n\r\n.cd-lesson #story-order-game .sog-game{padding:14px;margin:12px auto}\r\n.cd-lesson #story-order-game .sog-title{font-size:24px;margin:0 0 8px}\r\n.cd-lesson #story-order-game .sog-lead,.cd-lesson #story-order-game .sog-instruction{font-size:18px;line-height:1.6;margin:8px 0}\r\n.cd-lesson #story-order-game .sog-progress{margin:8px auto}\r\n.cd-lesson #story-order-game .sog-card{padding:12px;margin-top:12px}\r\n.cd-lesson #story-order-game .sog-topic{font-size:22px;margin:0 0 8px}\r\n.cd-lesson #story-order-game .sog-item,.cd-lesson #story-order-game .sog-answer-box{font-size:20px;line-height:1.6;min-height:48px;padding:8px 12px}\r\n.cd-lesson #story-order-game .sog-answer-row{min-height:48px;margin:6px 0;gap:8px}\r\n.cd-lesson #story-order-game .sog-label{font-size:18px;min-height:48px;padding:8px}\r\n.cd-lesson #story-order-game .sog-pool-title,.cd-lesson #story-order-game .sog-answer-title{font-size:18px;margin:10px 0 6px}\r\n.cd-lesson #story-order-game .sog-actions{margin:10px 0;gap:8px}\r\n.cd-lesson #story-order-game .sog-actions button{min-height:44px;font-size:20px;padding:8px 16px}\r\n.cd-lesson #story-order-game .sog-message{min-height:28px;margin-top:8px;font-size:20px}\r\n.cd-lesson #number-hunter-game.number-hunter{padding:14px;margin:12px auto}\r\n.cd-lesson #number-hunter-game h2{font-size:24px;margin:0 0 8px}\r\n.cd-lesson #number-hunter-game .rule{font-size:18px;margin:8px 0}\r\n.cd-lesson #number-hunter-game .target-box{padding:10px;margin:8px 0}\r\n.cd-lesson #number-hunter-game .target-number{font-size:38px;line-height:1.3}\r\n.cd-lesson #number-hunter-game .stars{font-size:28px;margin:6px 0}\r\n.cd-lesson #number-hunter-game .status{font-size:20px;margin:6px 0}\r\n.cd-lesson #number-hunter-game .card-grid{gap:8px;margin:10px 0}\r\n.cd-lesson #number-hunter-game .calc-card{font-size:24px;min-height:60px;padding:10px}\r\n.cd-lesson #number-hunter-game .next-btn{font-size:20px;min-height:44px;padding:8px 18px}\r\n.cd-lesson #three-hint-quiz-game .three-hint-game,.cd-lesson #syrup-memory-game .memory-game{padding:14px;margin:12px auto}\r\n.cd-lesson #three-hint-quiz-game h2,.cd-lesson #syrup-memory-game h2{font-size:24px;margin:0 0 8px}\r\n.cd-lesson #three-hint-quiz-game .game-lead,.cd-lesson #syrup-memory-game .lead{font-size:18px;line-height:1.6;margin:8px 0}\r\n.cd-lesson #three-hint-quiz-game .question-card{padding:12px;margin:10px 0}\r\n.cd-lesson #three-hint-quiz-game .hint{font-size:20px;padding:8px;margin:6px 0}\r\n.cd-lesson #three-hint-quiz-game .choice-btn{font-size:24px;min-height:52px;padding:8px}\r\n.cd-lesson #three-hint-quiz-game .result,.cd-lesson #three-hint-quiz-game .message{font-size:20px;min-height:28px;margin:8px 0}\r\n.cd-lesson #syrup-memory-game .stage{padding:12px;margin:10px 0}\r\n.cd-lesson #syrup-memory-game .pad{width:110px;height:110px;font-size:44px}\r\n.cd-lesson #syrup-memory-game .pads{gap:12px;margin:10px auto}\r\n.cd-lesson #syrup-memory-game .status{font-size:20px;margin:8px 0}\r\n.cd-lesson #syrup-memory-game .result{min-height:28px;font-size:20px;margin:8px 0}\r\n.cd-lesson #connect-word-game .connect-game{padding:14px;margin:12px auto}\r\n.cd-lesson #connect-word-game h2{font-size:24px;margin:0 0 8px}\r\n.cd-lesson #connect-word-game .question{padding:10px;margin:10px 0}\r\n.cd-lesson #connect-word-game .question-word{font-size:28px;margin:6px 0}\r\n.cd-lesson #connect-word-game .buttons{gap:8px}\r\n.cd-lesson #connect-word-game .choice{padding:8px;min-height:44px}\r\n.cd-lesson #connect-word-game .choice-img{max-width:76px;height:auto;margin:0 auto 6px}\r\n.cd-lesson #connect-word-game .choice-main{font-size:20px}\r\n.cd-lesson #connect-word-game .choice-yomi{font-size:16px}\r\n.cd-lesson #connect-word-game .info-box{padding:12px;margin-top:16px}\r\n.cd-lesson #connect-word-game .info-item{padding:10px;margin:8px 0}\r\n.cd-lesson #connect-word-game .info-title,.cd-lesson #connect-word-game .info-text,.cd-lesson #connect-word-game .info-example{font-size:18px;line-height:1.6}\r\n.cd-lesson #connect-word-game .info-img-small{width:48px;height:auto}\r\n.cd-lesson #pref-kanji-game .pref-game{padding:14px;margin:12px auto}\r\n.cd-lesson #pref-kanji-game h2{font-size:24px;margin:0 0 8px}\r\n.cd-lesson #pref-kanji-game .game-lead{font-size:18px;line-height:1.6;margin:8px 0}\r\n.cd-lesson #pref-kanji-game .question-box{padding:10px;margin:10px 0}\r\n.cd-lesson #pref-kanji-game .question-title{font-size:20px;margin:6px 0}\r\n.cd-lesson #pref-kanji-game .kanji-btn{font-size:28px;min-height:54px;padding:8px 16px}\r\n.cd-lesson #koji-game .koji-game{padding:14px;margin:12px auto}\r\n.cd-lesson #koji-game h2{font-size:24px;margin:0 0 8px}\r\n.cd-lesson #koji-game .question-card{padding:12px;margin:10px 0}\r\n.cd-lesson #koji-game .question-label,.cd-lesson #koji-game .question-yomi{font-size:18px;margin:6px 0}\r\n.cd-lesson #koji-game .choice{padding:12px;font-size:20px}\r\n.cd-lesson #koji-game .mode-btn,.cd-lesson #koji-game .hint-btn{font-size:18px;min-height:44px;padding:8px 12px}\r\n.cd-lesson #water-mission .wg-wrap{padding:14px}\r\n.cd-lesson #water-mission .wg-header{padding:0 0 8px}\r\n.cd-lesson #water-mission .wg-hero{padding:10px 0;gap:10px}\r\n.cd-lesson #water-mission .wg-hero h2{font-size:26px;line-height:1.5}\r\n.cd-lesson #water-mission .wg-hero-stamp{display:none}\r\n.cd-lesson #water-mission .wg-intro{font-size:18px;margin:6px 0;line-height:1.6}\r\n.cd-lesson #water-mission .wg-course-bar{padding:8px 0;margin:8px 0}\r\n.cd-lesson #water-mission .wg-console-top{padding:10px}\r\n.cd-lesson #water-mission .wg-lab,.cd-lesson #water-mission .wg-brief,.cd-lesson #water-mission .wg-answer-pane{padding:12px}\r\n.cd-lesson #water-mission .wg-scene{max-width:440px;margin:0 auto}\r\n.cd-lesson #water-mission .wg-target{margin:6px 0}\r\n.cd-lesson #water-mission .wg-target strong{font-size:36px}\r\n.cd-lesson #water-mission .wg-question{font-size:22px;line-height:1.6;margin:10px 0}\r\n.cd-lesson #water-mission .wg-goal-box,.cd-lesson #water-mission .wg-conditions{padding:10px;margin:8px 0}\r\n\r\n#post-13152 .cdl-game .cdl-long .cdl-choices{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}\r\n#post-13146 .cdl-game .cdl-long .cdl-choices{grid-template-columns:repeat(auto-fit,minmax(245px,1fr))}\r\n:is(#post-13054,#post-13058,#post-13062) .cdl-game .cdl-focus-drawing{max-width:320px;margin:0 auto}\r\n@media(max-width:520px){#post-13152 .cdl-game .cdl-long .cdl-choices,#post-13146 .cdl-game .cdl-long .cdl-choices{grid-template-columns:1fr}}\r\n.cd-lesson #water-mission{container-type:inline-size}\r\n@container(min-width:580px){.cd-lesson #water-mission .wg-play-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}.cd-lesson #water-mission .wg-lab,.cd-lesson #water-mission .wg-mission{min-width:0}.cd-lesson #water-mission .wg-scene{width:100%;max-width:100%}.cd-lesson #water-mission .wg-question{font-size:20px}.cd-lesson #water-mission .wg-target strong{font-size:32px}}\r\n\r\n\r\n@container(min-width:580px){.cd-lesson #water-mission .wg-lab{grid-column:1;grid-row:1}.cd-lesson #water-mission .wg-mission{display:block;grid-column:2;grid-row:1}.cd-lesson #water-mission .wg-brief,.cd-lesson #water-mission .wg-answer-pane{grid-area:auto}}\r\n\r\n\/* Compact active question screens *\/\r\n.cd-lesson #ratio-table-game .ratio-game,.cd-lesson #decimal-fraction-game .df-game{padding:14px;margin:12px auto;border-radius:18px}\r\n.cd-lesson #ratio-table-game h2,.cd-lesson #decimal-fraction-game h2{font-size:24px;line-height:1.5;margin:0 0 8px}\r\n.cd-lesson #ratio-table-game .ratio-top,.cd-lesson #decimal-fraction-game .df-top{margin:8px 0;gap:6px}\r\n.cd-lesson #ratio-table-game .ratio-badge,.cd-lesson #decimal-fraction-game .df-badge{font-size:16px;padding:6px 10px}\r\n.cd-lesson #ratio-table-game .ratio-story{font-size:20px;line-height:1.6;padding:10px;margin:10px 0}\r\n.cd-lesson #ratio-table-game .ratio-table-wrap{margin:10px 0}\r\n.cd-lesson #ratio-table-game .ratio-table th,.cd-lesson #ratio-table-game .ratio-table td{padding:8px 6px;font-size:20px;height:auto;min-width:44px}\r\n.cd-lesson #ratio-table-game .ratio-question-box{padding:10px;margin:10px 0}\r\n.cd-lesson #ratio-table-game .ratio-question{font-size:20px;line-height:1.6}\r\n.cd-lesson #ratio-table-game .ratio-choices,.cd-lesson #decimal-fraction-game .df-choices{gap:8px;margin:10px 0}\r\n.cd-lesson #ratio-table-game .ratio-choice,.cd-lesson #decimal-fraction-game .df-choice{font-size:22px;min-height:52px;padding:10px}\r\n.cd-lesson #ratio-table-game .ratio-message,.cd-lesson #decimal-fraction-game .df-message{font-size:20px;min-height:28px;margin:8px 0}\r\n.cd-lesson #decimal-fraction-game .df-card{padding:12px;margin:10px 0}\r\n.cd-lesson #decimal-fraction-game .df-decimal{font-size:34px;margin:6px 0}\r\n.cd-lesson #decimal-fraction-game .df-question{font-size:20px;margin:8px 0}\r\n.cd-lesson #decimal-fraction-game .df-fraction{font-size:28px;margin:10px auto;line-height:1.4}\r\n<\/style>\r\n<!-- Chicodori: fold explanation after the bird balloon (2026-10-19) -->\r\n<style>\r\n.cd-lesson .cd-instructions-fold{margin:22px 0 28px;border:2px solid var(--cd-border,#cbdfe5);border-radius:16px;background:#fff;overflow:hidden}\r\n.cd-lesson .cd-instructions-fold>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none;cursor:pointer;padding:16px 20px;background:var(--cd-soft,#f2f9fb);color:var(--cd-ink,#254452);font-size:19px;font-weight:bold;line-height:1.65;min-height:54px;box-sizing:border-box}\r\n.cd-lesson .cd-instructions-fold>summary::-webkit-details-marker{display:none}\r\n.cd-lesson .cd-instructions-fold>summary:after{content:'\uff0b';font-size:24px;line-height:1;flex:none}\r\n.cd-lesson .cd-instructions-fold[open]>summary:after{content:'\u2212'}\r\n.cd-lesson .cd-instructions-fold>summary:focus-visible{outline:3px solid #276887;outline-offset:-4px}\r\n.cd-lesson .cd-instructions-body{padding:4px 20px 16px}\r\n.cd-lesson .cd-instructions-body>:first-child.wp-block-spacer,.cd-lesson .cd-instructions-body>:last-child.wp-block-spacer{display:none}\r\n@media(max-width:600px){.cd-lesson .cd-instructions-fold>summary{font-size:18px;padding:14px 16px}.cd-lesson .cd-instructions-body{padding:4px 16px 12px}}\r\n@media print{.cd-lesson .cd-instructions-fold>.cd-instructions-body{display:block!important}}\r\n<\/style>\r\n<script>\r\n(function(){\r\n  function foldInstructions(){\r\n    document.querySelectorAll('.cd-lesson .cd-content').forEach(function(content){\r\n      if(content.querySelector('.cd-instructions-fold'))return;\r\n      var balloon=Array.from(content.children).find(function(node){\r\n        return node.matches('.wp-block-word-balloon-word-balloon-block') &&\r\n          Array.from(node.querySelectorAll('img')).some(function(img){return \/\\\/(?:chico\\.jpg|chicodori-san[^\/]*\\.(?:png|jpg))(?:[?#]|$)\/i.test(img.getAttribute('src')||'');});\r\n      });\r\n      if(!balloon)return;\r\n      var nodes=[],next=balloon.nextSibling;\r\n      var protectedSelector='.wp-block-word-balloon-word-balloon-block,.cdr-route,.cjr-route,.cd-play,.cd-related,.cd-method,details,iframe,video,audio,canvas,form,button,input,select,script,style,#remix';\r\n      while(next){\r\n        if(next.nodeType===1 && (next.matches(protectedSelector)||next.querySelector(protectedSelector)))break;\r\n        nodes.push(next);next=next.nextSibling;\r\n      }\r\n      if(!nodes.some(function(node){return node.nodeType===1 && (node.textContent.trim()||node.querySelector('img'));}))return;\r\n      var details=document.createElement('details');details.className='cd-instructions-fold';\r\n      var summary=document.createElement('summary');summary.textContent='\u904a\u3073\u65b9\u30fb\u304f\u308f\u3057\u3044\u8aac\u660e';\r\n      var body=document.createElement('div');body.className='cd-instructions-body';\r\n      details.appendChild(summary);details.appendChild(body);\r\n      balloon.parentNode.insertBefore(details,nodes[0]);\r\n      nodes.forEach(function(node){body.appendChild(node);});\r\n      \/\/ Existing anchor links still reveal their destination inside the folded area.\r\n      function revealHash(){\r\n        var id;try{id=decodeURIComponent(location.hash.slice(1));}catch(e){return;}\r\n        var target=id && document.getElementById(id);\r\n        if(target && body.contains(target)){details.open=true;target.scrollIntoView();}\r\n      }\r\n      window.addEventListener('hashchange',revealHash);revealHash();\r\n    });\r\n  }\r\n  if(document.readyState==='loading')document.addEventListener('DOMContentLoaded',foldInstructions,{once:true});\r\n  else foldInstructions();\r\n})();\r\n<\/script>\r\n\r\n<style>\r\n\/* WordPress\u901a\u5e38\u30d6\u30ed\u30c3\u30af\u7248\u306e\u6559\u6750\u30d8\u30c3\u30c0\u30fc *\/\r\n.cd-lesson.wp-block-group .cd-hero > .wp-block-group__inner-container{display:contents}\r\n.cd-lesson.wp-block-group .cd-hero .cd-mascot{margin:0}\r\n<\/style>\r\n\r\n<style>\r\n\/* \u901a\u5e38\u30d6\u30ed\u30c3\u30af\u306e\u30d8\u30c3\u30c0\u30fc\u3068\u3001\u904a\u3073\u65b9\u306e\u958b\u9589\u898b\u51fa\u3057 *\/\r\n:is(.cd-lesson,.cd-chicoratch) .cd-hero.wp-block-group>.wp-block-group__inner-container{display:contents}\r\n:is(.cd-lesson,.cd-chicoratch) .cd-hero.wp-block-group .cd-mascot{margin:0}\r\n:is(.cd-lesson,.cd-chicoratch) details.cd-instructions{max-width:660px;margin:24px auto;border:2px solid #94becd;border-radius:16px;background:#f5fafc;padding:0;overflow:hidden}\r\n:is(.cd-lesson,.cd-chicoratch) details.cd-instructions>summary{display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;cursor:pointer;min-height:58px;padding:14px 18px;background:#e0f1f7;color:#244c60;font-size:21px;font-weight:700;line-height:1.6}\r\n:is(.cd-lesson,.cd-chicoratch) details.cd-instructions>summary::-webkit-details-marker{display:none}\r\n:is(.cd-lesson,.cd-chicoratch) details.cd-instructions>summary::after{content:\"\uff0b\";flex:none;font-size:26px;line-height:1}\r\n:is(.cd-lesson,.cd-chicoratch) details.cd-instructions[open]>summary::after{content:\"\u2212\"}\r\n:is(.cd-lesson,.cd-chicoratch) details.cd-instructions>:not(summary){margin-left:18px;margin-right:18px}\r\n:is(.cd-lesson,.cd-chicoratch) details.cd-instructions>summary:focus-visible{outline:3px solid #286983;outline-offset:-4px}\r\n@media(max-width:600px){:is(.cd-lesson,.cd-chicoratch) details.cd-instructions>summary{font-size:19px;padding:12px 14px}}\r\n<\/style>\r\n\r\n<style>\r\n.cd-lesson .cd-kid-steps.wp-block-group>.wp-block-group__inner-container,.cd-lesson .cd-kid-step.wp-block-group>.wp-block-group__inner-container{display:contents}\r\n.cd-lesson .cd-native-step-13799-0{--kid-line:#efcf8e;--kid-bg:#ffedb8}\r\n.cd-lesson .cd-native-step-13799-1{--kid-line:#b9dce7;--kid-bg:#def3fa}\r\n.cd-lesson .cd-native-step-13799-2{--kid-line:#c7deb3;--kid-bg:#eaf4d9}\r\n<\/style>\r\n\r\n<!-- cd-feedback-sound-v1: 2026-10-19. Restore the pre-sound backup to undo. -->\r\n<style>\r\n.cd-lesson .cd-feedback-audio-bar{display:flex;align-items:center;justify-content:flex-end;gap:10px;flex-wrap:wrap;max-width:660px;margin:12px auto;color:#526c77;font-size:14px;line-height:1.6}\r\n.cd-lesson .cd-feedback-audio-toggle{min-height:42px;padding:6px 16px;border:2px solid #648e9c;border-radius:999px;background:#fff;color:#254452;font:700 16px\/1.5 sans-serif;cursor:pointer;text-transform:none;letter-spacing:0}\r\n.cd-lesson .cd-feedback-audio-toggle[aria-pressed=\"false\"]{background:#f3f4f6;color:#5b6470;border-color:#9ca3af}\r\n.cd-lesson .cd-feedback-audio-toggle:focus-visible{outline:3px solid #2563eb;outline-offset:3px}\r\n<\/style>\r\n<script>\r\n(function(){\r\n'use strict';\r\nconst configurations={\"12008\":{\"message\":\"#result\",\"positive\":\"\"},\"12011\":{\"message\":\"#result\",\"positive\":\"\"},\"12014\":{\"message\":\"#result\",\"positive\":\"\"},\"12017\":{\"message\":\"\",\"positive\":\"button.correct\",\"negative\":\"button.wrong\"},\"12061\":{\"message\":\"#message\",\"positive\":\"#message.correct\",\"negative\":\"#message.wrong\"},\"12067\":{\"message\":\"#message\",\"positive\":\"#message.correct\",\"negative\":\"#message.wrong\"},\"12076\":{\"message\":\"#message\",\"positive\":\"\"},\"12080\":{\"message\":\"#message\",\"positive\":\"\"},\"12083\":{\"message\":\"#message\",\"positive\":\"\",\"badText\":\"\u5c0f\u6570\u70b9\u306e\u53f3\u306f\u4f55\u3051\u305f|\u5206\u5b50\u306f\u5408\u3063\u3066\u3044\u307e\u3059|\u5206\u6bcd\u306f\u5408\u3063\u3066\u3044\u307e\u3059\"},\"12085\":{\"message\":\"#message\",\"positive\":\"\"},\"12091\":{\"message\":\"#message\",\"positive\":\"\"},\"12093\":{\"message\":\"#message\",\"positive\":\"\"},\"12095\":{\"message\":\"#message\",\"positive\":\"\"},\"12099\":{\"message\":\"#message\",\"positive\":\"\"},\"12101\":{\"message\":\"#message\",\"positive\":\"\"},\"12103\":{\"message\":\"#message\",\"positive\":\"\"},\"12105\":{\"message\":\"#message\",\"positive\":\"\"},\"12111\":{\"message\":\"#message\",\"positive\":\"\"},\"12113\":{\"message\":\"#message\",\"positive\":\"\"},\"12117\":{\"message\":\"#result,#message\",\"positive\":\"\"},\"12119\":{\"message\":\"#result\",\"positive\":\"\"},\"12121\":{\"message\":\"#status\",\"positive\":\".correct\",\"negative\":\".wrong\"},\"12123\":{\"message\":\"#result\",\"positive\":\"\"},\"12128\":{\"message\":\"#result\",\"positive\":\".correct-overlay\",\"negative\":\"#result.bad\"},\"12174\":{\"message\":\"#result\",\"positive\":\".correct-overlay\"},\"12236\":{\"message\":\"#result\",\"positive\":\".correct-overlay\",\"negative\":\"button.wrong\"},\"12384\":{\"message\":\"#result\",\"positive\":\".correct-overlay\"},\"12392\":{\"message\":\"#result\",\"positive\":\".correct-overlay\"},\"12396\":{\"message\":\"#stepMessage,#result\",\"positive\":\".correct-overlay\"},\"12398\":{\"message\":\"#result\",\"positive\":\".correct-overlay\"},\"12410\":{\"message\":\"#boxeqResult\",\"positive\":\".boxeq-correct\"},\"12413\":{\"message\":\"#changeResult\",\"positive\":\".change-correct\"},\"12419\":{\"message\":\"\",\"positive\":\".dq-choice.correct\",\"negative\":\".dq-choice.wrong\"},\"12423\":{\"message\":\"\",\"positive\":\".wtg-choice.correct\",\"negative\":\".wtg-choice.wrong\"},\"12427\":{\"message\":\"#cwgResult\",\"positive\":\".cwg-correct\"},\"12585\":{\"message\":\"#bngMessage\",\"positive\":\".bng-correct-overlay\"},\"12590\":{\"message\":\"#dkgMessage\",\"positive\":\".dkg-correct-overlay\"},\"12593\":{\"message\":\"#rmgMessage\",\"positive\":\".rmg-correct-overlay\"},\"12606\":{\"message\":\"#mwgMessage\",\"positive\":\".mwg-correct-overlay\"},\"12617\":{\"message\":\"#owgMessage\",\"positive\":\".owg-correct-overlay\"},\"12638\":{\"message\":\"#srkMessage\",\"positive\":\"\"},\"12645\":{\"message\":\"#swgMessage\",\"positive\":\"\"},\"12648\":{\"message\":\"#sogMessage\",\"positive\":\".sog-correct-overlay\"},\"12901\":{\"message\":\"#wg-feedback\",\"positive\":\"#wg-feedback.is-correct\",\"negative\":\"#wg-feedback.is-retry\"},\"13054\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13056\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13058\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13060\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13062\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13064\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13066\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13068\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13071\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13073\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13142\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13144\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13146\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13148\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13150\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13152\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13154\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"},\"13156\":{\"message\":\".cdl-feedback\",\"positive\":\".cdl-feedback.is-correct\",\"negative\":\".cdl-feedback.is-wrong\"}};\r\nconst sources={correct:\"https:\/\/chicodori.net\/wp-content\/uploads\/2026\/10\/Quiz-Correct_Answer01-1.mp3\",wrong:\"https:\/\/chicodori.net\/wp-content\/uploads\/2026\/10\/Quiz-Wrong_Buzzer02-1.mp3\"};\r\nfunction mountSound(lesson){\r\n const pageID=lesson.dataset.originalPost||(document.body.className.match(\/(?:^|\\s)postid-(\\d+)(?:\\s|$)\/)||[])[1];\r\n const config=configurations[pageID];\r\n const mount=lesson.querySelector('.cd-game-mount')||lesson.querySelector('.cdl-game');\r\n if(!config||!mount||lesson.querySelector('.cd-feedback-audio-bar,.cd-sound-controls'))return;\r\n let enabled=true;\r\n try{enabled=localStorage.getItem('chicodori-feedback-muted')!=='1';}catch(error){}\r\n const bar=document.createElement('div');bar.className='cd-feedback-audio-bar';\r\n const toggle=document.createElement('button');toggle.type='button';toggle.className='cd-feedback-audio-toggle';toggle.setAttribute('aria-label','\u52b9\u679c\u97f3');\r\n const note=document.createElement('span');note.textContent='\u6b63\u89e3\u30fb\u4e0d\u6b63\u89e3\u306e\u97f3';bar.append(toggle,note);mount.before(bar);\r\n const clips={};\r\n Object.keys(sources).forEach(function(name){const clip=document.createElement('audio');clip.src=sources[name];clip.preload='auto';clip.volume=.5;clip.hidden=true;clip.dataset.feedbackSound=name;bar.appendChild(clip);clips[name]=clip;});\r\n function stop(){Object.values(clips).forEach(function(clip){clip.pause();try{clip.currentTime=0;}catch(error){}});}\r\n function refresh(){toggle.textContent=enabled?'\u97f3\u3042\u308a':'\u97f3\u306a\u3057';toggle.setAttribute('aria-pressed',String(enabled));}\r\n toggle.addEventListener('click',function(){enabled=!enabled;stop();refresh();note.textContent='\u6b63\u89e3\u30fb\u4e0d\u6b63\u89e3\u306e\u97f3';try{localStorage.setItem('chicodori-feedback-muted',enabled?'0':'1');}catch(error){}});refresh();\r\n let lastTime=-1000;\r\n function play(name){if(!enabled)return;const now=performance.now();if(now-lastTime<180)return;lastTime=now;stop();bar.dataset.lastFeedback=name;const pending=clips[name].play();if(pending&&pending.catch)pending.catch(function(){note.textContent='\u97f3\u3092\u518d\u751f\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f';});}\r\n const good=\/^(?:[\ud83c\udf89\u2728\ud83c\udf38\ud83d\udcae\u2605\u2606\\s]*)(?:\u6b63\u89e3[\uff01!]|\u305b\u3044\u304b\u3044[\uff01!]|\u306f\u306a\u307e\u308b|\u30ec\u30b9\u30ad\u30e5\u30fc\u6210\u529f|\u304f\u3082\u308f\u30ad\u30e3\u30c3\u30c1\u6210\u529f|\u30ad\u30e3\u30c3\u30c1[\uff01!]|\u767a\u898b[\uff01!]|PERFECT[\uff01!])\/;\r\n const bad=\/^(?:\u3056\u3093\u306d\u3093|\u6b8b\u5ff5|\u3061\u304c\u3046|\u3082\u3046(?:\u4e00\u56de|\u3044\u3063\u304b\u3044|\u4e00\u5ea6|\u3044\u3061\u3069)[\uff01!]|\u3082\u3046(?:\u4e00\u5ea6|\u3044\u3061\u3069)(?: |\u3000)*(?:\u8003\u3048\u3066|\u304b\u3093\u304c\u3048\u3066)|\u3058\u3085\u3093\u3070\u3093\u304c \u3061\u304c\u3046|\u305d\u308c\u306f\u516c\u7d04\u6570\u3058\u3083\u306a\u3044)\/;\r\n const extraBad=config.badText?new RegExp('^(?:'+config.badText+')'):null;\r\n function matches(node,selector){return !!selector&&node.nodeType===1&&node.matches(selector);}\r\n function invalidPrompt(node){return \/^(?:\u6570\u5b57\u3092\u5165\u308c\u3066|1\u301c60\u306e\u6574\u6570\u3092\u5165\u308c\u3066|\u307e\u3060 \u25a1|\u307e\u3060 \u3048\u3089\u3093\u3067|\u5206\u5b50\u3068\u5206\u6bcd\u306e\u4e21\u65b9)\/.test(node.textContent.trim());}\r\n function textState(node){if(!matches(node,config.message)||invalidPrompt(node))return '';const text=node.textContent.trim();if(matches(node,config.negative))return 'wrong';if(matches(node,config.positive))return 'correct';if(bad.test(text)||(extraBad&&extraBad.test(text)))return 'wrong';if(good.test(text))return 'correct';return '';}\r\n const watch=[config.message,config.positive,config.negative].filter(Boolean).join(',');\r\n const observer=new MutationObserver(function(records){\r\n  let positive=false,negative=false;\r\n  function classify(node,classes){if(!node||node.nodeType!==1)return;const text=textState(node);if(text==='wrong')negative=true;if(text==='correct')positive=true;if(classes){if(matches(node,config.negative)&&!invalidPrompt(node))negative=true;if(matches(node,config.positive))positive=true;}}\r\n  records.forEach(function(record){\r\n   if(record.type==='attributes'){\r\n    const node=record.target,old=node.cloneNode(false);old.setAttribute('class',record.oldValue||'');\r\n    if(matches(node,config.negative)&&!matches(old,config.negative)&&!invalidPrompt(node))negative=true;\r\n    if(matches(node,config.positive)&&!matches(old,config.positive))positive=true;\r\n    return;\r\n   }\r\n   let parent=record.target.nodeType===1?record.target:record.target.parentElement;\r\n   if(parent){const message=config.message?parent.closest(config.message):null;if(message&&mount.contains(message))classify(message,false);}\r\n   record.addedNodes.forEach(function(node){if(node.nodeType!==1)return;classify(node,true);if(watch)node.querySelectorAll(watch).forEach(function(child){classify(child,true);});});\r\n  });\r\n  if(negative)play('wrong');else if(positive)play('correct');\r\n });\r\n observer.observe(mount,{subtree:true,childList:true,characterData:true,attributes:true,attributeFilter:['class'],attributeOldValue:true});\r\n window.addEventListener('pagehide',stop,{once:true});\r\n}\r\nfunction start(){setTimeout(function(){document.querySelectorAll('.cd-lesson').forEach(mountSound);},0);}\r\nif(document.readyState==='loading')document.addEventListener('DOMContentLoaded',start,{once:true});else start();\r\n})();\r\n<\/script>\n\n\n<div class=\"cd-lesson cd-math-en\" lang=\"en\">\n\n<p>[chicodori_math_en_nav source=&#8221;12117&#8243;]<\/p>\n\n\n<header class=\"wp-block-group cd-hero\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n\n<div class=\"wp-block-group cd-hero-title\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n\n<p class=\"wp-block-paragraph\">Chicodori \u00b7 Math games<\/p>\n\n\n<h1 class=\"wp-block-heading cd-title\">Three-Clue Number Quiz<\/h1>\n\n<\/div><\/div>\n\n\n<figure class=\"wp-block-image size-full cd-mascot\"><img decoding=\"async\" src=\"https:\/\/chicodori.net\/wp-content\/uploads\/2023\/05\/chicodori-san01.png\" alt=\"Chicodori bird\"\/><\/figure>\n\n<\/div><\/header>\n\n\n<p class=\"wp-block-paragraph\">Use three clues to discover a mystery number.<\/p>\n\n<p>[chicodori_math_game_en source=&#8221;12117&#8243;]<\/p>\n\n\n<details class=\"wp-block-details cd-copy is-layout-flow wp-block-details-is-layout-flow\"><summary>How to play<\/summary>\n<p class=\"wp-block-paragraph\">Read all three clues. Select the number that fits every clue. Check the feedback, then choose Next question.<\/p>\n<\/details>\n\n<p>[chicodori_math_en_nav source=&#8221;12117&#8243;]<\/p>\n\n\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Use three clues to discover a mystery number.<\/p>\n","protected":false},"author":1,"featured_media":14162,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2496,2498],"tags":[],"cd_learning_unit":[],"cd_english_grade":[2531],"class_list":["post-14099","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-math-games-en","category-math-en-numbers","entry","has-media"],"_links":{"self":[{"href":"https:\/\/chicodori.net\/index.php?rest_route=\/wp\/v2\/posts\/14099","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chicodori.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chicodori.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chicodori.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chicodori.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=14099"}],"version-history":[{"count":1,"href":"https:\/\/chicodori.net\/index.php?rest_route=\/wp\/v2\/posts\/14099\/revisions"}],"predecessor-version":[{"id":14107,"href":"https:\/\/chicodori.net\/index.php?rest_route=\/wp\/v2\/posts\/14099\/revisions\/14107"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chicodori.net\/index.php?rest_route=\/wp\/v2\/media\/14162"}],"wp:attachment":[{"href":"https:\/\/chicodori.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chicodori.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14099"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chicodori.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14099"},{"taxonomy":"cd_learning_unit","embeddable":true,"href":"https:\/\/chicodori.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcd_learning_unit&post=14099"},{"taxonomy":"cd_english_grade","embeddable":true,"href":"https:\/\/chicodori.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcd_english_grade&post=14099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}