CreateSpace Independent Publishing Platform · Post Hill Press
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Animal Wisdom Word Search: Yoga for the Brain | 978-1-64293-130-3 | 2019 | Rick Smith · Lauren McCall |
| The Tao of Sudoku: Yoga for the Brain | 978-1-5369-1635-5 | 2016 | Rick Smith |
| The Word Search Oracle: Yoga for the Brain | 978-1-5442-1155-8 | 2017 | Rick Smith · Darity Wesley |
| The Word Search Sage: Yoga for the Brain | 978-1-9737-2250-2 | 2017 | Rick Smith · Ingrid Coffin |