crystals

Contains illustrations of stones and metals believed to have healing properties, each listing its crystal system, chemistry, hardness, source, chakra, zodiac signs, and conditions with which it is associated, followed by a discussion of how to it used; grouped by color.

Readers will learn about how chemists study the building blocks of our world, and how materials can be changed by applying different chemical and physical reactions.

Rocks and minerals are the building blocks of our world, but there?s a huge and fascinating variety of these materials, from the roundest gray pond rock to the most brilliant and sparkly diamond. Readers will learn about all manner of rocks and minerals, as well as their properties, types, and uses. Color photos and diagrams allow curious geologists in training to study rocks and minerals in detail, while hands-on activities and projects will encourage them think for themselves about important principles.

"This book introduces readers to crystals and gems"--Provided by publisher.

Learn about types of crystals, how they form, where they are found, and how we use them every day. Additional features to aid comprehension include fact-filled captions and sidebars, detailed photographs, infographics or informational diagrams, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.

Presents step-by-step instructions for creating cave crystals in the kitchen. Also introduces basic science concepts including saturation, solutions, atoms and more.

Young explorers will discover different types of rock, how crystals are formed, where gems can be found in the earth's crust, and more. Engaging text, detailed facts, and statistics give kids exciting scientific insight into the rocks, crystals, and gems--and the world around them. Includes glossary. Penworthy Prebound Edition.

While traveling to Troll Valley to celebrate the Crystal Ceremony, Anna, Elsa, and their friends help a young troll named Little Rock.

This title provides a basic overview of snow and how it forms.

Explores the study and science behind gems.