- Subtraction Unplugged-Minuends to 18 by Sara Jordan, Sara Jordan Publishing, et all June, 2001
- The Search for Mathematical Roots, 1870-1940 by Ivor Grattan-Guinness, 15 January, 2001
- A Course in Arithmetic by Jean Pierre Serre, April, 1985
- Math Magic : Human Calculator Shows How to Master Everyday Math Problems in Seconds, The by Scott Flansburg, June, 1994
- The Devil's Arithmetic by Jane Yolen, October, 1990
- Painless Fractions (Barron's Painless Series) by Alyece Cummings, Laurie Hamilton, September, 1998
- The Best Of Times by Greg Tang, Harry Briggs, September, 2002
- Zero: The Biography of a Dangerous Idea by Charles Seife, Matt Zimet, 05 September, 2000
- Dosage Calculations Made Incredibly Easy (Made Incredible Easy) by Springhouse Corporation, Springhouse, June, 2001
- Error Patterns in Computation: Using Error Patterns to Improve Instruction (8th Edition) by Robert B. Ashlock, 26 April, 2001
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