| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Brain Flexers: Games and Activities to Strengthen Memory | 978-1-938870-37-8 | 2015 | Janelle Sellick |
| Strengthen Your Mind Program | 978-1-932529-55-5 | 2009 | " |
| Strengthen Your Mind Vol.1 | 978-1-932529-31-9 | 2006 | " |
| Strengthen Your Mind Vol.2 | 978-1-932529-42-5 | 2008 | " |