Workbooks provide additional written reinforcement of language learned in the Student's Books.

Teacher's Editions, interleaved, full-color, and spiral-bound, contain extensive suggestions, truly meaningful language and culture notes, tapescripts, answers, and suggestions for oral testing.

Audiocassettes or Audio CDs provide extensive listening practice, task listenings, and opportunities for student repetition and comparison with native speaker models.

Teacher's Bonus Packs include a full complement of photocopiable activities to reinforce and further expand the material in the Student's Books.

Achievement Tests contain written tests for all units as well as mid-term and final tests.

Placement Tests facilitate accurate student placement within the True Colors series. Includes written, listening, and speaking scores.

Videocassettes -- The companion videos, True Voices, provide exciting and entertaining vehicles to increase understanding of real native speech.

Video Workbooks enhance and extend the video program.