| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Mental Math | 978-0-590-49796-1 (0-590-49796-0) | 1999 |
| Mental Math Kids Can't Resist!: Tips, Short-cut Strategies, and 60 Fun Practice Pages That Reinforce Essential Math Skills and Boost Test Scores | 978-0-439-18605-6 (0-439-18605-6) | 2000 |
R. P. · R. S. · Richard P. · Richard Piccirilli · Richard S. · S P