Open Center Protractor, Plastic, 6" Ruler Edge, Clear Ideal for all young mathematicians. Sharply defined graduations for easier reading. Students will easily be able to identify angles from 0 to 180 degrees. The angles make it very easy to follow for younger learners. Ruler is scaled in metric and inch measurements. Sharply defined graduations help minimize visual errors. Great addition to all math classes. Our Price Buys you: 1
