The perfect science fair idea books Spectacular Science Projects Janice VanCleave's Earthquakes * What is the San Andreas Fault?* Where are earthquakes most likely to happen?* How can you make a seismograph? Janice VanCleave's Earthquakes includes 20 simple and fun experiments that allow you to discover the answers to these and other fascinating questions about earthquakes, plus dozens of additional suggestions for developing your own science fair project. Learn about seismic waves with a friend using a piece of rope; about the Richter scale with a cardboard box, popcorn, and a yardstick; and much more. All experiments use inexpensive household materials and involve a minimum of preparation and cleanup. Children ages 8 12 Also available in the Spectacular Science Projects Series: Janice VanCleave's Animals Janice VanCleave's Electricity Janice VanCleave's Gravity Janice VanCleave's Machines Janice VanCleave's Magnets Janice VanCleave's Molecules Janice VanCleave's Microscopes and Magnifying Lenses Janice VanCleave's Volcanoes Janice VanCleave's Weather