Fossils for Kids: An Introduction to Paleontology - Paperback

The Earth Book for Kids: An Introduction to Earth Science - Paperback

Fossils for Kids: An Introduction to Paleontology - Hardcover

Rock Collecting for Kids: An Introduction to Geology - Hardcover

Rocks & Minerals Backyard Workbook: Hands-On Projects, Quizzes, and Activities for Kids - Paperback

Lake Superior Rocks & Minerals Field Guide - Paperback

Petoskey Stone: Finding, Identifying, and Collecting Michigan's Most Storied Fossil - Paperback

Rocks & Minerals of the United States: Quick Guide - Spiral

Rocks & Minerals of California: Your Way to Easily Identify Rocks & Minerals - Spiral

Petoskey Stone: Finding, Identifying, and Collecting Michigan's Most Storied Fossil - Hardcover

New York Rocks & Minerals: A Field Guide to the Empire State - Paperback

Turquoise: Identifying and Collecting the Southwest's Iconic Gemstone - Paperback

Arizona Rocks & Minerals: A Field Guide to the Grand Canyon State - Paperback

Crystal Healing: The Science and Psychology Behind What Works, What Doesn't, and Why - Paperback

Michigan Rocks & Minerals: A Field Guide to the Great Lake State - Paperback

Lake Superior Agates Field Guide - Paperback

Rocks & Minerals of Wisconsin, Illinois & Iowa: A Field Guide to the Badger, Prairie & Hawkeye States - Paperback

Rocks & Minerals of Washington and Oregon: A Field Guide to the Evergreen and Beaver States - Paperback

Agates and Other Collectibles of the Pacific Coast: Your Way to Easily Identify Agates - Spiral

Colorado Rocks & Minerals: A Field Guide to the Centennial State - Paperback