Böcker av Dan R. Lynch

This children’s guide presents an introduction to the Earth, rock formation, and landforms, as well as hands-on educational activities about geoscience.

This children's guide to fossil collecting includes an introduction to paleontology, an identification section, and "how to" instructions.

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 updated field guide, organized by area, features full-color photographs and information to help readers easily identify the region's rocks and minerals.

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.