D D · Diane Dupont · Don Dupont and Brian Hiller
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | 
|---|---|---|---|
| It's Elemental 2: More Lessons that Engage | 978-0-934017-58-9 (0-934017-58-1) | 2004 | Brian Hiller | 
| It's ElementalLessons that Engage | 978-0-934017-55-8 (0-934017-55-7) | 2002 | " |