Igneous rock has a dramatic beginningit requires red-hot volcanic activity. This fact-filled book explains how granite, lava, basalt, silica, quartz and feldspar are formed after hot, molten rock cools. Readers will also learn about volcanoes and tectonic plates, the minerals that make up igneous rocks, and the crystallization of rock material.
Heat, pressure and stress can also change some igneous or sedimentary rocks into other kinds of rocks. This fact-filled book describes the process that turns limestone into marble, shale into slate, and granite into gneiss. Metamorphic rocks are often used as materials for floors, roofs, and counter tops because of their beauty.
People first domesticated wild animals and plants more than 10,000 years ago. The first peoples of North America quickly learned to farm using hand- and animal-power. As technology developed, farming machines were invented. These helped develop farming in many regions of North America previously too difficult to cultivate. From 1840 to 1880, Wisconsin USA became the breadbasket of America, and crop- and livestock-farming developed quickly. The village of Monticello is famous for its dairy farming and cheese. The community is still largely based on this. It has a population of about 1,200 people and is the focus of this book about life in a farming community.
Children will enjoy exploring the vast prairies of North America in Prairie Food Chains. Young readers will learn about the different types of prairie habitats, how animals get the nutrients they need, and the fascinating adaptation some prairie animals undergo to survive in their habitats.
Oceans cover three-quarters of the planet. This fascinating book shows how the world's five oceansPacific, Atlantic, Indian, Southern, and Arcticare interconnected and why they are vitally important to the rest of Earth. Concise text, easy-to-read maps, and dazzling full-color photographs provide kids with an overview of these unique biomes.
This interesting title teaches young readers about stratus clouds. These low-forming clouds look like grey blankets covering the sky. Readers will discover how and where these clouds form, the different kinds of stratus clouds, and the weather conditions associated with this family of grey clouds.
Cumulus clouds look like puffy, cotton balls floating through the sky. Most cumulus clouds have flat grey bottoms and puffy white tops. Readers will discover how these clouds form, the different kinds of cumulus clouds, and the different kinds of weather associated with each.
This engaging title gives readers an up-close look at cirrus cloudsthe highest clouds in the sky. Readers will discover how and where these clouds form, how to identify them, and what kind of weather conditions are associated with these thin, wispy clouds.
Climate is the average weather in an area over many years. This timely book looks at weather patterns around the world, the factors influencing climate, such as ocean currents and jet streams, and how climate is changing today. Children will learn how people and other living things in different places on Earth are being affected by climate change and what we can do to help reduce the damage.
