Groovy Gravity (Science Rocks!) - Library Binding, by Korb Rena - Very Good

Crazy about Clouds Hardcover Rena Korb

Radical Rocks (Science Rocks!), Korb, Rena

Digging on Dirt (Science Rocks) (Science Rocks) - Library Binding - GOOD

Gemstones (Rocks Minerals) - Library Binding By Patrick Perish - VERY GOOD

How to Know the Minerals and Rocks (Signet Science Library)

Rocks: Hard, Soft, Smooth, and Rough (Amazing Science) - Library Binding - GOOD