Firefly & Fern

Bob Huson, Dale Lundin, Nancy Samuels

Ages 12–15academic achievementtest preparation

Richard Ladd, Colette Girard

Ages 15–18language learningcultural understanding

Ages 12–15academic achievementtest preparation

Dale Foreman, Alan C Cohen, Jerome D Kaplan, Ruth Mitchell

Ages 12–14academic achievementtest preparation

Dale Foreman, Alan C Cohen, Jerome D Kaplan, Ruth Mitchell

Ages 12–14academic achievementtest preparation

Ron Berry

Ages 9–12study skillsacademic success

Ages 12–15academic achievementtest preparation

Ages 14–18learningreading comprehension

Ages 12–15learningreading comprehension

Ages 9–12study skillsorganization

Ages 14–18reading comprehensionstudy skills

Ages 14–18learningreading strategies

Ages 14–18academic successorganization

Ages 9–12academic achievementtest preparation

Nanci Bell, Phyllis Lindamood

Ages 6–14language developmentcognitive learning

Anne Zeman, Kate Kelly

Ages 8–14learningscience

Ages 6–8learningstudy skills

Kenneth Hodkinson, Sandra Adams, Cynthia Johnson, Drew Johnson

Ages 6–15vocabulary buildinglanguage skills