| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Essential Thinking Through Science 1 CD-ROM: Level 1 | 978-0-340-89015-8 (0-340-89015-0) | 2006 | Liz Bellamy · Julie Smith |
| Essential Thinking Through Science: v.2 | 978-0-340-89018-9 (0-340-89018-5) | 2009 | Liz Bell · Julie Smith |