All experiments use inexpensive materials and require minimum preparation and cleanup . . . . Make your own fossils. Create a tsunami in your bathtub. Watch a volcano erupt, and follow the path of a mini glacier . . . . 20 simple experiments that allow you to discover the answers to these and other questions about gravity, plus dozens of additional suggestions for developing your own science fair projects.
All experiments use household materials.
Learn how an elevator works using a box, string, paper cup, and some coins. Packed with illustrations, Math for Every Kid uses simple problems and activities to teach kids, ages 8 through 12, about measurements, fractions, graphs, geometric figures, problem solving. They make a sun clock, create a thermometer, race a paper boat, grow their own bean plant, and play ring the bottle. VanCleave shows how to use a microscope or magnifying lens to explore what's beneath the surface of things around the house. 20 simple experiments that answer these and dozens of other questions about molecules.