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Uncovers the secrets of sleep, including how the body clock works, why the brain needs sleep, and what happens during REM sleep.
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Editions
4 editions · 2 languages- Paperback · English · 2002Kids Can Press, Ltd. · 40 pages · 9781550749465
- Other · English · 2002Tandem Library · 40 pages · 9780613871570
- Other · English · 2002Kids Can Press · 40 pages · 9781550749441
- Other · Chinese · 2003Shen mi de shui mianTian xia yuan jian wen hua shi ye qun · 45 pages · 9789864171231
Juvenile literatureSleep