The perfect science fair idea books. Spectacular Science ProjectsJanice VanCleave's Molecules * What are molecules made of? * How do water molecules stay together? * How does heat affect the movement of molecules? Janice VanCleave's Molecules includes 20 simple and fun experimentsthat allow you to discover the answers to these and otherfascinating questions about molecules, plus dozens of additionalsuggestions for developing your own science fair projects. Learnabout the structure of molecules with a simple experiment using gumdrops and toothpicks; about molecular motion with a glass, a cup, and food coloring; about crystals using Epsom salts, a soap dish, and a paint brush; and much more. All experiments use inexpensivehousehold materials and involve a minimum of preparation and cleanup. Children ages 8-12 Also available in the Spectacular ScienceProjects series: Janice VanCleave's Animals Janice VanCleave'sGravity KIDS.