| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Butterfly Park | Hardcover | 978-0-7624-5339-9 | 2015 |
| If You Hold a Seed | Pappbilderbuch | 978-0-7624-6021-2 | 2016 |
| If You Hold a Seed | Hardcover | 978-0-7624-4721-3 | 2013 |
| If You Hold Seed | Paperback | 978-0-545-66172-0 | 2013 |
| Shadow Chasers | Hardcover | 978-0-7624-4720-6 | 2014 |