- An Imaginary Tale: The Story of "i" [the square root of minus one]
- Dr. Euler's Fabulous Formula: Cures Many Mathematical Ills
- Time Travel
- Duelling Idiots and Other Probability Puzzlers
- When Least Is Best: How Mathematicians Discovered Many Clever Ways to Make Things as Small (or as Large) as Possible
- Philip Rabinowitz
- Howard Swann
- Michael S. Lewis
- Marie Baehr
- Myrtle Stedman
- J.R. Clark Hall
- A. d'Abro
- Terrell L. Hill
- Earl Swallow
- Jan Tobochnik
- Arthur R. Butz
- Frederick Justus Knecht
- Mike Dickheiser
- Harvy Gould
- Amy Gillett
- James W. Demers
- Chris Melissinos
- Dennis Child
- Maureen Trudelle Schwarz
- Swallow