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This series looks at how materials can be changed in various ways. Each book examines materials we commonly encounter and explores their properties through practical and familiar examples.

What is a mixture? Which materials dissolve in water? Read this book to learn about mixtures and how we use them in our lives.

What makes a material melt? Why does boiling water bubble? Read this book to learn about ways we can heat materials and how heat can change materials.

Which materials stretch? Is it easier to change soft or hard materials? Read this book to learn about the ways we can change the shape of a material.

What happens when we cool a liquid? What is temperature? Read this book to learn about ways of cooling materials and how materials change as they cool.

This book tells the story of the invention of the computer, including the key players, setbacks along the way, and moments of discovery.

This book tells the story of the invention of the camera, including the key players, setbacks along the way, and moments of discovery.

This book tells the story of the invention of the computer, including the key players, setbacks along the way, and moments of discovery.

Kids' fundamental interests matter most in this simple, clear introduction to materials and their properties. The books explore where the material comes from natural and manmade versions, how the material is made, and how it is made into other things.

Practical-minded readers will appreciate the way this series makes full use of natural and human-made products. Each application of materials acts as a starting point for learning about the properties of each material. For example, why is glass used in windows but not used to make shoes? "Don't Use It boxes describe how the material shouldn't be used and gives the series an especially unique perspective. The featured illustrations are as imagi...

Provides an introduction to the sport of rock climbing, along with information on the sport's history, styles of climbing, equipment, techniques, popular sites for climbing, and some of the dangers.

There are forces everywhere, affecting everything that we do, from riding a bicycle or blowing up a balloon, to sailing on the sea or traveling in space. This book explains the different types of force, their on everyday life, and how we can make forces work for us.