- Barron's Illustrated Fact Finder: An Encyclopedia for Young Students
- Enciclopedia Mega-Junior
- La balle aux mots - maitrise de la langues - manuel - CE2 (Nouvelle balle aux mots maitris)
- LANGUE FRANCAISE CM1. Grammaire, vocabulaire, expression écrite, orthogtaphe, conjugaison
- Enciclopedia Mega Junior
- Philip Schmidt
- Jerry Holderman
- Laurence Urdang
- Georgene Lockwood
- Tim Neely
- Sarah Donnelly
- Helen Baird
- Judith Adam
- Kate Shoup Welsh
- Neal Umphred
- Francisco Asensio Cerver
- Lesley Weiss
- Ruth Strother
- Arlen Specter
- Charles Robbins
- Facts Fascinating
- Québec/Amérique International
- Pam Kaster
- Bob Callahan
- Blanche Woolls