An acclaimed field guide author and a psychologist take an objective look at crystal healing and share their conclusions in a fascinating and informative book.
This all-in-one guide helps readers learn how to find, identify, and collect Michigan’s Petoskey stone.
This children’s guide to rock collecting includes a beginner’s introduction to geology, an identification section for 75 types of common and collectible rocks and minerals, and a “how to” section.
This interactive workbook introduces children to rocks and minerals through fun activities and hands-on science projects.
This children’s guide to fossil collecting includes an introduction to paleontology, an identification section, and “how to” instructions.
This children’s guide to rock collecting includes a beginner’s introduction to geology, an identification section for 75 types of common and collectible rocks and minerals, and a “how to” section.
This all-in-one guide helps readers learn how to find, identify, and collect Michigan’s Petoskey stone.
This children’s guide to fossil collecting includes an introduction to paleontology, an identification section, and “how to” instructions.