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Delivery : 4 to 7 Days
North East States: 7 to 15 days
Description : Keeping Healthy: Why Do I Sleep? What happens if you don't sleep well? Which parts of your body never sleep? How many hours of sleep does your body need? Keeping Healthy: Why Do I Wash My Hands? Why do we use soap? What is bacteria? How do germs pass from one person to another? Keeping Healthy: Why Do I Run? Why is exercise important? How do your muscles work? Why do you need oxygen? How can you improve your ball skills and cool down after a long game? Find the answers to these questions and much, much more in this picture-packed introduction to the human body. An ideal first introduction to biology and health, Science in Action explores the human body with fun experiments and activities.
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