Firefly & Fern

Ages 15–18vocabulary buildingtest preparation

John Roberts, Nedra Roberts

Ages 15–18academic achievementlanguage mastery

James E. Coomber, Howard D. Peet, Allan A. Clatthorn

Ages 14–18vocabulary developmentlanguage mastery

Kenneth Hodkinson, Sandra Adams

Ages 15–18vocabulary buildinglanguage mastery

Kenneth Hodkinson, Sandra Adams

Ages 15–18vocabulary developmentlanguage mastery

Ages 12–15grammarwriting skills

Ages 14–18literary analysiscritical thinking

Michael D Nama, Dorothy Forbin, Christine Bongwa, Fiona Macgregor

Ages 13–15language masteryliteracy development

Ages 14–18literature appreciationcritical thinking

Ages 12–14language masteryvocabulary building

Ages 15–18language artsvocabulary building

Ages 14–18language masterycommunication skills

Ages 14–18language masteryacademic skills

Ages 15–18language masteryacademic skills

Patrick Bassett, Malcolm Moore

Ages 14–18language masterywriting skills

William Strong, Mark Lester, ROYSTER

Ages 9–16writing and self-expressionlanguage mastery