Reading a clock, understanding time

女の子が、9時を指す大きな時計を指さしている色鉛筆イラスト。長い針は12、短い針は9を指している。

Compare learning activities · A guide for adults

Reading a clock, understanding time

“What time?” and “How long?” ask different questions. Compare clock reading, elapsed time and time units before choosing an activity.

See levels, routes and learning goals

Choose by the skill being explored. HOP, STEP and JUMP describe Chicodori content levels, not overseas school grades. The branch descriptions explain what to look for in each activity.

HOP · MathMeasurement
STEP · MathMeasurement

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4 clock-reading practices, 8 elapsed-time practices, 6 clock-time practices, plus a unit game.

9:30 and 20 minutes answer different questions

From 9:10 to 9:30 is 20 minutes. Separate the time shown on a clock from the length of the interval when choosing a learning goal.

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Read a clock

Connect hands with clock times

What Time Is It?

Connect clock hands and times

Choose from four practices, beginning with hours and half hours and moving to minutes.

What to look for
Does the child check the hour hand as well as the minute hand?
Where it can lead
Reading times that include minutes.

Compare time

Find a duration or a time

Find the Elapsed Time

How long is the interval?

Choose one of eight practices for finding the duration between two clock times.

What to look for
Can the child distinguish when an event happens from how long it lasts?
Where it can lead
Planning activities and anticipating elapsed time.

Find the Clock Time

A time before or after another

Choose one of six practices for finding a time a given number of hours or minutes earlier or later.

What to look for
Which time is the starting point, and in which direction does the child move?
Where it can lead
Using time relationships in everyday plans.

Connect units

Relate hours, minutes and seconds

How Many Minutes in an Hour?

Express the same duration in different units

Santack includes several kinds of unit questions. Its time questions review 1 hour = 60 minutes and 1 minute = 60 seconds.

What to look for
Has only the unit changed, or does the child think the duration has changed too?
Where it can lead
Converting units of time.

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