| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Graphing Calculator Strategies: Middle School Math | 978-1-4258-0026-0 | 2006 | |
| Learn & Play Sudoku for Second Grade | 978-1-4258-0321-6 | 2007 | Shell Education |
| Learn & Play Sudoku Grade 1 | 978-1-4258-0320-9 | 2007 | " |
| Learn & Play Sudoku Grade 3 | 978-1-4258-0322-3 | 2007 | " |