| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Best Friends | 978-0-439-83005-8 | 2006 | |
| Broken Land: Poems of Brooklyn | 978-0-8147-4802-2 | 2007 | Julia Spicher Kasdorf |
| Krypto: Dog Star Patrol! | 978-0-439-72508-8 | 2006 | |
| Krypto: Test Pilot Puppy | 978-0-439-74404-1 | 2006 | |