Baby Professor 
The Physical Phenomena of Sound | Introduction to Sound as Energy Grade 4 | Children’s Physics Books 

Yes, sound is a form of energy too. In this book, you will study about the basic physical phenomena of sound. What is the source of sound? How does it travel? What are sound waves? And how are sound waves affected by the volume of sound? This book is an excellent introduction to sound as an energy. Buy a copy today.

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Baby Professor showcases a collection of subjects that are educational for kids to help them learn how to do something themselves, exactly how something is done or how it came about. Children love to learn through attractive visuals and Baby Prof. is ideal to get your child the head start he or she needs for the future. Our Motto – ‘Learning is Fun, so let’s Make it Fun to Learn’.