N I · N K · Nicola Kattan
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Beyond Kindergarten Sudoku: 6X6 Sudoku Puzzles For Kids | 978-1-4382-1278-4 (1-4382-1278-X) | 2008 | Peter I. Kattan |
| Kindergarten Kakuro: 5X5 Kakuro Puzzles For Kids | 978-1-4382-4786-1 (1-4382-4786-9) | 2008 | " |
| Preschool Sudoku: 2x2 and 4x4 Sudoku Puzzles for Kids | 978-1-4505-6305-5 (1-4505-6305-8) | 2010 | Peter I Kattan |