This is now the third edition of a well established and highly successful undergraduate text. The content of the second edition has been reworked and added to w

A young wizard learns the differences between solids, liquids, and gases.

Reaching beyond the typical high school chemistry textbook, each title in this series offers real-life, concrete examples that illustrate the practical importan

For a kid, watching a solid turn into a liquid or a liquid into a gas is nothing short of magic. In Explore Solids and Liquids! With 25 Great Projects kids expe

Explore physics in this early introduction to the states of matter, starring a goofy dog and his all-too-human family. Zippy art and clear explanations introduc