| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Advanced Plotting | Paperback | 978-1-4637-3930-0 | 2011 |
| Bandits Peak | " | 978-0-692-34600-6 | 2015 |
| Rocks and Minerals: Get the Dirt on Geology | Hardcover | 978-1-61930-851-0 | 2020 |
| Rocks and Minerals: Get the Dirt on Geology | Paperback | 978-1-61930-854-1 | 2020 |
| The Ghost On The Stairs (Turtleback School & Library Binding Edition) | Library Binding | 978-0-606-06465-1 | 2009 |
| The Well of Sacrifice | Hardcover | 978-0-395-90374-2 | 1999 |
| You Can Write for Children: How to Write Great Stories, Articles, and Books for Kids and Teenagers | Paperback | 978-0-692-46977-4 | 2015 |
CreateSpace Independent Publishing Platform · Demco Media · Houghton Mifflin · Nomad Press · Various small imprints