How fast do fingernails grow? What is the effect of body position and exercise on heart rate, breathing rate, and blood pressure? How much air do you breathe? Can you swallow upside down? All of the ideas introduced in this book will help students perform challenging and fun science fair projects. Simple materials are used, most of which can be found around the home or school. Then students can start investigating the workings of the human body.
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How fast do fingernails grow? What is the effect of body position and exercise on heart rate, breathing rate, and blood pressure? How much air do you breathe? Can you swallow upside down? All of the ideas introduced in this book will help students perform challenging and fun science fair projects. Simple materials are used, most of which can be found around the home or school. Then students can start investigating the workings of the human body.
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