Make trigonometry easy with two outstanding math experts.

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Norm Prokup Brian McCall
Norm Prokup

PhD. in Mathematics, University of Rhode Island
B.S. in Mechanical Engineering, Cornell University

He uses really creative examples for explaining tough concepts and illustrates them perfectly on the whiteboard. It's impossible to get lost during his lessons.

Norm ranked 4th place at the 2004 USA Weightlifting Nationals.

Brian McCall

B.S. in Chemical Engineering, University of Wisconsin
J.D. University of Wisconsin Law School (magna cum laude)

He doesn't beat around the bush. His straightforward teaching style is effective and his subtle midwestern accent is engaging. There's never a dull moment with him.

Brightstorm users often compare his looks to Josh Hutcherson of the Hunger Games. Brian is now a practicing lawyer in Wisconsin.

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