Introduces sound and hearing, including details about pitch and vibrations. Includes an activity, and information about Alexander Graham Bell, inventor of the telephone.
This book answers the questions: What is air? What is air made of? How do we know air is all around us? How do we use air? Can we run out of air? How do we clean air? Who studies air? It also inclu…
Discusses the properties of air, its necessity for life, environmental issues, and aerodynamics.
Read and find out about light in this colorfully illustrated nonfiction picture book. Light is all around you! It comes in many forms: Light from the sun brightens our day, firelight flickers in…
Introduces readers to air, explaining its power, why it is important for life on Earth, its role in creating sound, and the atmosphere.
This entertaining rap explains that we cannot live for more than a few minutes without air and why it is important to breathe clean air. Children will learn about the role air plays in photosynthes…
Read and find out about how to discover more about the air that's all around you in this colorfully illustrated nonfiction picture book. What weighs 5 quadrillion tons but can't knock you down? …