| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Fractions and Decimals | 978-0-7877-0374-5 (0-7877-0374-5) | 1998 | |
| Time and Money | 978-0-7877-0373-8 (0-7877-0373-7) | 1998 | |
| Word Problems | 978-0-7877-0376-9 (0-7877-0376-1) | 1999 | Carol Rohrer · Barry Thompson · Wilma Aldrich · Bob Carman |