Geology Lab for Kids: 52 Projects to Explore Rocks, Gems, Geodes, Crystals, Fossils, and Other Wonders of the Earth's Surface (13)

Geology Lab for Kids: 52 Projects to Explore Rocks, Gems, Geodes, Crystals, Fossils, and Other Wonders of the Earth's Surface (Volume 13) (Lab for Kids, 13)

My Book of Rocks and Minerals: Things to Find, Collect, and Treasure

The Rock and Gem Book: And Other Treasures of the Natural World (DK Our World in Pictures)