Teaching Systems Arithmetic Module 7: Lines, Shapes, & Sizes is a state standards, curriculum based, complete lesson plan in a box designed to capture your students" attention. The DVD features award-winning Standard Deviants School programming, making the subject come alive! Cerebellum Teaching Systems equips you with everything you need to succeed where it matters most: the classroom. Step right up and meet lines, angles, and figures. We"ll answer questions like, what is a figure? What is an angle? How are angles similar to each other, and what are the different types of angles? Also, we"ll learn about the number line, the coordinate plane, and ordered pairs. You"ll realize everything around us is shaped by math.