- Mathematics under the Microscope by Alexandre Borovik
- What is and what will be: Integrating spirituality and science by Paul Budnik
Fractals
- Fractals in the Plane – the Ergodic Theory Methods by F. Przytycki, and M. Urbanski
- Conformal Dynamics by Curt McMullen
- Fractals by P. G. Dixon
Graph Theory
- Graph Theory with Applications by J.A. Bondy, and U.S.R. Murty
- Graph Theory by Reinhard Diestel
- Interactive Graph theory tutorials by Chris K. Caldwell
Coxeter groups
- Miscellaneous facts about Coxeter groups by Robert B. Howlett
- Buildings, BN-pairs, Hecke algebras, classical groups by Paul Garrett
Nielsen Fixed Point Theory
- Nielsen fixed point theory, Geometric group theory by Ross Geoghegan
Permutation Puzzles
- Mathematics of Rubik’s cube by David Joyner