Dover-Fun With Nature. It is time to explore the basic parts of the Earth's surface with this fun beginner's guide to rocks, soils, trees, and other natural resources. This book includes drawing and writing exercises, charts, diagrams, match-ups, and games. Ages 7- 8. Softcover, 122 pages. Published Year: 2015. ISBN 978-0-486- 80265-7. Made in USA.