| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Words of Wisdom: Keys to Success in the Scripps National Spelling Bee | 978-1-4664-3782-1 (1-4664-3782-0) | 2012 |
| Words of Wisdom: Keys to Success in the Scripps National Spelling Bee | 978-1-4505-8799-0 (1-4505-8799-2) | 2010 |