| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| The Hornet Literacy Primer | 978-0-9538714-2-1 | 2002 | Marie Cowling |
| The Word Wasp: A Manual for Teaching the Rules and Structures of Spelling | 978-0-9538714-0-7 | 2000 | |
| The Word Wasp: For Teachers and Parents | 978-0-9538714-3-8 | 2001 | Marie Cowling |
| Toe by Toe: A Highly Structured Multi-sensory Reading Manual for Teachers and Parents | 978-0-9522564-0-3 | 1993 | Keda Cowling |