| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| A Reason for Spelling: Homeschool Pack Level a | 978-0-936785-70-7 | 2001 | Rebecca Burton · Eva Hill |
| A Reason for Spelling: Homeschool Pack Level E | 978-0-936785-74-5 | 2001 | Rebecca Burton · Eva Hill |
| A Reason for Spelling: Student Workbook Level C | 978-0-936785-29-5 | 2000 | Rebecca Burton · Eva Hill |
| A Reason For Spelling: Student Workbook Level E | 978-0-936785-33-2 | 2001 | Rebecca Burton · Eva Hill · Leah Knowlton |
| A Reason for Spelling: Teacher Guidebook Level C | 978-0-936785-30-1 | 2000 | Rebecca Burton · Eva Hill |