This mathematics tutorial introduces students to trigonometric identities.

* Aimed at students in their final two years of high school.

* Studying mathematics is best done by working through examples and exercises. There are many interactive examples and exercises in this tutorial that must be completed to achieve 100% progress.

* Written by a Maths teacher with 20 years of teaching experience.

* Completely free (no Ads).

* Works without internet so that you can learn Trigonometry while travelling in the train, bus etc.

* Made with GameMaker.

* Only a 14 MB download.