The 13 Archimedean solids. Interactive site (spin figures with cursor). Formula also listed. Created by Eric W. Weisstein. "Archimedean Solid." From MathWorld--A Wolfram Web Resource.

Search the archives of past questions or ask Dr.Math your own question about Geometry.

Several volunteer mathematicians available to answer questions that you type. Brief description of each volunteer´s area of expertise.

Interactive Johnson Solid figures. Formula. Created by Eric W. Weisstein. "Johnson Solid." From MathWorld--A Wolfram Web Resource.

2D and 3D graphing programs designed by Dr. William Webber of Whatcom Community College

Interactive solids. Grab a solid with cursor and spin. Site lists formula for numerous solids. Site created by Eric W. Weisstein. "Platonic Solid." From MathWorld--A Wolfram Web Resource.