This book puts the TrigTrainer manipulative
to work as a powerful introductory tool for
teaching basic trigonometric concepts. Loaded
with 24 lively activities and a smattering of trig
history, this book explores the basic functions
and their relationship to the unit circle. The
appendix is packed with useful resources that
expand the teaching power of the TrigTrainer.
8-1/2 x 11, 80 pages, Appendix, grades 8-12.
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