Outdoor School: Rock, Fossil, and Shell Hunting: The Definitive Interactive Nature Guide
An Anthology of Our Extraordinary Earth
Eyewitness: Crystal and Gem
Rock & Gem: The Definitive Guide to Rocks, Minerals, Gems, and Fossils
DK Smithsonian's Natural History: The Ultimate Visual Guide to Everything On Earth
My Book of Fossils
The Firefly Guide to Minerals, Rocks and Gems