Teacher’s 180? Semi-Protractor
This wooden demonstration sized semi-protractor with degree markings 0? to 180? in two directions, is perfect for teaching.
The wooden knob handle will help position the protractor while drawing.
This jumbo tool ensures easy demonstration of math, engineering and geometry concepts.
Use it to teach measurements, angles and shapes.
Protractors are perfect for art, which requires exact shapes.
This handy geometry tool is perfect for creative students and teachers