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A Good Night's Sleep
註釋Everything you always wanted to know about health -- from head to toe! This Rookie Read-About RM ... series encourages practicing good habits to maintain good health, while stressing the importance of prevention. Simple text and full-color photos successfully guide young readers through each book, increasing their reading skills and confidence.If counting sheep doesn't put you to sleep, keep trying. Kids need at least 10 to 11 hours of sleep each night to keep them healthy. Find out why and learn a few tricks to help you fall asleep faster.