| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1997 | 978-1-889899-00-8 | Alan McPherson | One Hundred Nature Walks in the Missouri Ozarks |
| 2000 | 978-1-889899-04-6 | David P. Clark ยท Lonnie Dee Russell | Molecular Biology Made Simple and Fun |
| 2005 | 978-1-889899-07-7 | David P. Clark | Molecular Biology Made Simple and Fun, Third Edition |