| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Exploring Light and Color | 978-0-07-134821-8 | 1999 | K. Almadingen |
| Fun with Mixing and Chemistry | 978-0-07-134825-6 | 2000 | Robert K. Ullman |
| Fun With Water and Bubbles | 978-0-07-134823-2 | 1999 | " |
| Learning About the Changing Seasons | 978-0-07-134822-5 | 2000 | " |
| Learning About the Way Things Move | 978-0-07-134824-9 | 2000 | " |