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How much would you weigh on Mars? What can exploding balloons tell us about weather? Why do heavy ships stay afloat on water? How can you lift an elephant with

Profiles of some of history's greatest scientists-- and fun experiments that demonstrate their theories! Janice VanCleave's Scientists Through the Ages profiles

The perfect science fair idea books . Spectacular Science ProjectsJanice Vancleave's Electricity * How do you make a battery out of a lemon? * Can a magnet prod

Janice VanCleave is America's favorite science teacher. Children love her wacky experiments that are fun and educational at the same time. Now any teacher can h

There's plenty for you to choose from in this collection of forty terrific science project ideas from real kids, chosen by well-known children's science writer