The human body produces sweat to keep itself at a healthy temperature of 98.6 degrees Fahrenheit. Young readers will discover hot and cold and learn the effects of temperature.
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Movements called vibrations produce sound. Small vibrations make a quiet sound. Big vibrations make a loud sound. This book teaches children what sound is and how it can be measured.
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There are many different kinds of caves found all around the world. Many are millions of years old! Students will explore the many different kinds of caves, their unique features, and the…
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