This book describes Earth's deserts, where they are located, and how plants, animals and people have adapted to life there. Reading Essentials in Science.
Watersheds are areas of land form which all of the water drains into the same body of water. These watersheds are separated by divides. Reading Essentials in Science.
This book explains how the earth looks from space, how it travels through space, and why we have seasons. Reading Essentials in Science.