Be the class hero with the Graphing Calculator! Show you Algebra, PreCalculus, Trigonometry, Calculus, and Statistics students all the ins and outs of how to use the TI-83 Plus and TI-84 Plus.

E is for Explore!: area / perimeter; have students measure and cut out rectangles of various sizes and glue to white construction paper, leaving rectangles from white background. Find area of each rectangle and then compare to area of original white construction paper.