, Roma Gans, Thomas Crowell, New York.
2Tell Me Why Series
(VCR), “Gems, Metals and Minerals,” Penguin Home Video/Prism Entertainment, 1987.
3Minerology for Amateurs
, Sinkankas, John.
(Apple IIe), Webster, David. Science Lab, Inc., 75 Todd Pond Road, Lincoln, Mass. (You may get this software from Tarah Cherry, Vincent E. Mauro School, 787-5969.) I also have the rock kit that goes along with the software.