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Illinois: HTS Books, 1991, p. 40.
Arem, Joel. "What Are Rocks?" Rocks and Minerals. Lincolnwood,Illinois:
HTS Books, 1991, p. 12.
David, Eugene. Crystal Magic. Englewood Cliffs, N.J.: Prentice-Hall,
Liddicoat, Richard. "Gemstones" The New Book Of Knowledge. USA: Groiler
Inc., 1991, pp. 70-75.
Regstrada, Marca. Plutonium World Book, '99 Edition, Volume 6. U.S.: World Book Inc., 1999, p. 581.
Stang, Jean. "Magic Crystal Gardens" Crystal and Crystal Gardens You Can
Grow. USA: Children's Press, Inc., 1991, pp. 50-51.
Symes, R.F. and Robert Harding. "Diamond" Eyewitness Books Crystal & Gem. New York: Random House Inc., 1991, pp. 36-37.
Webelo's Handbook. "The Cub Scout Geologist Requirement" Webelo's Handbook. Irving, Texas: Boy Scouts of America, 1998.
Zim, Herberts and Paul R. Shoffer. Metallic Minerals A Golden Guide Rocks and Minerals. New York: Golden Press, 1957, pp. 31-60.
Chajneta, Chajneta; Pawlowski, Slawek; Ziach, Joanna. "Major information about Volcanoes", The Destructive Power of Nature. /21988/. 1988. (April 1, 2000).
Our border background came from Windy's Design Studio, 1999. Website can be found at http://www.windyweb.com/. (March 29, 2000).
We got our birthstone pictures from http://webclipart.about.com/. (March 29, 2000).
We got our animated Java Script example for the Metal Doors from http://www.roy.whittle.com/. (March 29, 2000).
We got our Java for the games from Eric Harshbarger at the The Applet Depot. (March 29, 2000).
We got our Dynamic Splash Screen effect from Dynamic Drive, www.dynamicdrive.com, open domain. Revised 2000. (viewed April 2000).
We would like to thank team members Mary, Luke and David for their artwork.