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

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

Read and find out about the three states of matter—solid, liquid, and gas—in this colorfully illustrated nonfiction picture book. Can you make an ice cube d

Audisee® eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience! Ice cubes clink in a glass. Steam rises

This book in the Primary Physical Science series is full of surprising facts and hands-on activities to help kids explore solids, liquids and gases.