| title | ISBN-13 | year of publication |
|---|---|---|
| One-Minute Math Developmental Drill, Grades 1-2, Level A Addition | 978-0-7647-0391-1 | 1997 |
| One-Minute Math Developmental Drill, Level B: Subtraction, Minuends 11 to 18, Grades 1-2 | 978-0-7647-0394-2 | 1997 |
| One minute math Level A Multiplication: Factors 0 to 5 | 978-0-7647-0395-9 | 2001 |
| One-Minute Math: Level B Addition Sums 11 to 18 | 978-0-7647-0392-8 | 1997 |
| One-Minute Math Level B Division: Divisors 6 to 9 | 978-0-7682-0351-6 | 2001 |
| One Minute Math Level B Multiplication Factors 6 - 9 | 978-0-7647-0396-6 | 2001 |
| One-Minute Math Subtraction: Minuends 0 to 10, Grades 1-2: Developmental Drill | 978-0-7647-0393-5 | 2001 |