Fab Five for Trigonometry Level One: Using Fab Five to Understand Trigonometry Now and Forever

The “Fab Five for Trigonometry Series”, which consists of twenty separate levels, is a condensed proven methodology that teaches readers Trigonometry through understanding, not memorization. The first three levels form the backbone of the Fab Five for Trigonometry series while levels four through twenty expand those foundational elements. All twenty levels include Check for Understanding sections, Challenge Exercises, Mind Experiments, and Calculator Moments, which ask essential questions that provoke and sustain interest as well as deepen understanding.

In Level One, “What is Fab Five? How to Understand Trigonometry Now and Forever”, readers will learn why there are only six trigonometric functions. Through guided inquiry, readers learn the foundation of Fab Five and how to apply it.

“No Memorization. Just Understanding.”