Incoming Resources
- Things to make and do in the fourth dimension, a mathematician's journey through narcissistic numbers, optimal dating algorithms, at least two kinds of infinity, and more, Matt Parker
- The Jinn from hyperspace and other scribblings--both serious and whimsical, Martin Gardner
- The book of perfectly perilous math, by Sean Connolly
- Knots and borromean rings, rep-tiles, and eight queens, Martin Gardner's unexpected hanging, Martin Gardner
- Penrose tiles to trapdoor ciphers, Martin Gardner
- The puzzle universe, a history of mathematics in 315 puzzles, Ivan Moscovich
- Nets, puzzles, and postmen, Peter M. Higgins