| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Kids' First Mandalas | 978-1-4027-1801-4 | 2005 | Inc. Sterling Publishing Co. |
| Kids' Flower Mandalas | 978-1-4027-1803-8 | 2005 | " |
| Kids' Seasonal Mandalas | 978-1-4027-1802-1 | 2005 | Johannes Rosengarten |
| Maze Craze: Explorer Mazes | 978-1-4027-1757-4 | 2004 | Don-Oliver Matthies |
| Maze Craze: Magical Forest Mazes | 978-1-4027-1758-1 | 2004 | " |