Javascript code for maze, /J002079F/maze.htm by Brad Mueller, 1997. http://www.outofnowherebbs.com/public/games/imaze.htm Permission given in source code.

Photos of Alex, /J002079F/images/irene.gif & /J002079F/images/alex.gif from Irene Pepperberg's web site by permission of Irene Pepperberg. Email message.

Photos of Doogie mouse and Joe Tsien, /J002079F/images/ images/doogie1.jpg & /J002079F/images/ images/doogie2.jpg from Princeton University web site http://www.princeton.edu/pr/news/99/q3/learn/. Press release.

References

Baring-Gould, Ceil & William. The Annotated Mother Goose. Bramhall House, 1962.

Caldwell, Mark, "Polly Wanna PhD?", Discover Vol. 21 No. 1 (January 2000) .

Ducommun, Debbie, Rats! Irvine, CA: Bow Tie Press, 1998.

Hodge, Deborah. Simple Machines. Buffalo, NY: Kids Can Press, 1998.

Macaulay, David. New Way Things Work (CD ROM). New York: Dorling Kindersley, 1994.

O'Brien, Robert C. Mrs. Frisby and the Rats of NIMH. New York: Atheneum, 1971.

Olesky, Walter. The Black Plague. Watts,1982.

Patent, Dorothy Hinshaw, How Smart Are Animals, New York: Harcourt Brace, 1990.

Patterson, Francine. Koko's Story. New York: Scholastic, 1986.

Pope, Joyce. Taking Care of Mice and Rats. New York: F. Watts, 1987.

Scientific American Frontiers, "Animal Einsteins", Episode 903.

Tsien, Joe Z. "Building a Brainer Mouse", Scientific American 282:4, April 2000.

VanCleave, Janice. Janice VanCleave's Machines. New York: Wiley, 1998.

Weiss, Harvey, Machines and How They Work. New York: Crowell, l983.