Turn your student on to the hows and why of natural phenomena with these quick and easy one-page Earth science demonstrations. Topics include minerals and crystals, rocks, fossils, weather, erosion, waves, heat, humidity, tornadoes, telescopes, eclipses, Earth's orbit and rotation, and so many more! Includes75 demos and 10 student labs containing background information, materials lists, procedures, teaching tips and safety information. All needed equipment and supplies are easily obtainable. Appendix contains astronomical data, numerous charts and conversion tables. 2003,144 pages, 8 1/2" x 11", soft cover.