Kathy Troccoli · Keith Trigwell
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Grammar Songs: You Never Forget What You Sing!: 16 Fun Songs! | 978-1-883028-05-3 (1-883028-05-1) | 1998 |
| Multiplication Songs: You Never Forget What You Sing | 978-1-883028-01-5 (1-883028-01-9) | 1998 |
| States & Capitals | 978-1-883028-00-8 (1-883028-00-0) | 1998 |