Grade 2 · Science · Lesson 30

Rest and Good Sleep

When you fall asleep, it might seem like nothing is happening — but your body is actually working very hard. Sleep is not just a pause in your day; it is an essential time when your body repairs itself, organizes your memories, and prepares you for the next day.

What this lesson teaches

1Explain why the body needs sleep — muscle repair, memory storage, immune boost, energy restoration
2State how many hours of sleep children aged 6–12 need each night
3Describe good sleep habits and the science behind why each one helps

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