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A True Book: Your Amazing BodyReinforced Library Binding9781546116769The human body is a complex—and remarkable—machine. Digesting our food. Pumping our blood. Walking, running, and dancing. It takes our many body systems working together to keep us alive and living our lives to the fullest. This set of True Books Learn MoreSpecial Price $108.50 Regular Price $155.00 -
Circulatory SystemReinforced Library Binding9781339020938The blood that flows through your body constantly brings food and oxygen to your muscles, organs, and bones and carries away waste. And it is all powered by that magnificent muscle, your heart. Did you know that your heart beats about 100,000 times a Learn MoreSpecial Price $23.25 Regular Price $31.00
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Digestive SystemReinforced Library Binding9781339021027Digestion starts the minute you put food or a drink in your mouth. And by the time the process ends, your body has taken every bit of nutrition possible from your food. Did you know that the average person produces enough saliva in one year to fill a Learn MoreSpecial Price $23.25 Regular Price $31.00
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Muscular SystemReinforced Library Binding9781339020990Our muscular system covers our bodies from head to toe. It helps keep us upright and gives us the power to stand, sit, run, smile, and more. Did you know that your muscles make up one-third of your body weight? Or that your tongue is made up of eight Learn MoreSpecial Price $23.25 Regular Price $31.00
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Nervous SystemReinforced Library Binding9781339021058The human brain is a natural wonder—the command center that, through a network of nerves, runs every other system in our bodies. Did you know that there are 100,000,000,000 neurons in your brain? Or that your funny bone is actually a nerve in the e Learn MoreSpecial Price $23.25 Regular Price $31.00
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Respiratory SystemReinforced Library Binding9781339020969Our respiratory system is responsible for cleaning the air that we breathe, supplying our bodies with oxygen, and getting rid of carbon dioxide. Did you know that you breathe in and out about 22,000 times a day? Or that your left lung is slightly sma Learn MoreSpecial Price $23.25 Regular Price $31.00
