This series introduces young readers to matter. Colorful photos and simple text encourage children to read on their own as they learn that matter is everywhere and that solids, liquids, and gases are kinds of matter.
- What is cotton? - Where do we get cotton from? - Why is cotton useful? Each title in material takes a close look at an important material-what it is, where it comes from, whether it is natural or man-made, and what its properties are. The book also explains how we produce the material, how we use it, how we process it, and how it can be recycled.
- What is rubber? - Where do we get rubber from? - Why is rubber useful? Each title in materials takes a close look at an important material-what it is, where it comes from, whether it is natural or man-made, and what its properties are. The book also explains how we produce the material, how we use it, how we process it, and how it can be recycled.
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Describes a reason why we need the gas oxygen to stay alive and how a gas changes into a liquid.
You will discover: What shape a liquid is; how a liquid changes into a solid; why gardens get frosty in winter