180º AngleViewer Visual Protractor Class Set (#7647)
AngleViewers allow everyone to see and measure angles more easily with color! These revolutionary tools enable students to measure acute, obtuse, and reflex angles easily and visually. Angles are now accessible to students of all learning styles and levels. With these durable and easy-to-use tools, you will never use a protractor again! Set of 30 tools in a plastic storage bin.