| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Mr. Boggle's Peculiar Day | 978-0-8094-9311-1 | 1994 | |
| Play Ball: Sports Math | 978-0-8094-9970-0 | 1993 | |
| Pterodactyl Tunnel: Amusement Park Math | 978-0-8094-9990-8 | 1993 | Jean B. Crawford |
| The Mystery of the Sunken Treasure: Sea Math | 978-0-8094-9994-6 | 1993 | Sara Mark |