In Rocks and Minerals! With 25 Science Projects for Kids kids ages 7 to 10 put on their headgear and embark on a journey through the world of rocks as they disc
A stunning visual reference book for little geologists who love to find fascinating rocks all around them. Identify colorful gemstones, sparkly crystals, the to
The Mineral Book is a part of the best-selling Wonders of Creation Series! It has been developed for multi-level teaching, with special color-coding on three sk