18 Ergebnisse.

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

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

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

This interactive workbook introduces children to rocks and minerals through fun activities and hands-on science projects.

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.

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 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.

Now you can play all of your favorite card games while studying agates. Each card in this standard deck features its own photo, helping you to become acquainted with the names of each rock specimen. Learning has never been so much fun!

Now you can play all of your favorite card games while studying rocks and minerals. Each card in this standard deck features its own photo, helping you to become acquainted with the names of each rock specimen. Learning has never been so much fun!

Get this must-have guide to Minnesota's rocks and minerals. Full-color photos and details make it simple and fun to identify your finds. The authors have been working with rocks for most of their lives, and they know just what to depict in order to make identification a snap--from common rocks to rare finds.

Get this incomparable field guide to Colorado's rocks and minerals. Full-color photographs and the details you need for identifying and collecting make this a perfect book to bring with you on your explorations of the Centennial State! Give it as a gift, and keep one for yourself too.

Focusing on rocks and minerals of Washington and Oregon, this field guide features full-color photographs and information to help readers identify their finds.

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Focusing on rocks and minerals of Wisconsin, Illinois and Iowa, this field guide features full-color photographs and information to help readers identify their finds.

Keine Beschreibung.

Get this must-have field guide to Michigan's rocks and minerals. Full-color photos and the details you need for identifying and collecting make this a perfect book for bringing with you on your explorations of the Great Lake State! Give it as a gift, and keep one for yourself too.

A guide to the rocks and minerals that can be found in Arizona.