Protractors

Helix® Angle & Circle Maker

Two handy tools combined into one easy-to-use tool. Equipped with protractor and compass, the Angle & Circle Maker is perfect for math students, artists, and architects. Assorted colors. 5-3/4&... More.

AngleViewer Visual Protractor – 180°

This sturdy, flexible 5-1/4" plastic 180° protractor helps students visualize, draw, and measure angles with color. Opposite angles stand out as equal angles. It is easy to visualize suppl... More.

AngleViewer Visual Protractor – 180°, Class Set of 25

These sturdy, flexible 5-1/4" plastic 180° protractors help students visualize, draw, and measure angles with color. Opposite angles stand out as equal angles. It is easy to visualize supp... More.

4" Clearview Protractor, Orange

This 180° protractor comes with a slotted separation. Lower scale reads the right-opening angles and the upper scale reads the left-opening angles. Made of durable plastic. Grade 3 and up. More.

6" Clearview Protractor with Built-In Metric/Inch Ruler, Clear

This 180° protractor comes with a slotted separation. Lower scale reads the right-opening angles and the upper scale reads the left-opening angles. Made of durable plastic. Grade 3 and up. More.

Master Angle Classroom Kit

Here’s a new angle in teaching: The Master Angle. Students use it to easily make, visualize, and understand all kinds of angles – acute, obtuse, straight, interior, exterior, and so on.... More.

The Master Angle

Here’s a new angle in teaching: The Master Angle. Students use it to easily make, visualize, and understand all kinds of angles Ð acute, obtuse, straight, interior, exterior, and so on. And u... More.

The Master Angle – Student Version

Here’s a new angle in teaching: The Master Angle. Students use it to easily make, visualize, and understand all kinds of angles Ð acute, obtuse, straight, interior, exterior, and so on. And u... More.

Percent Protractor

Clear, flexible plastic with 5" (12.5 cm) diameter. Ideal for showing the correlation between percent and degrees. A handy tool for making pie charts and scales and can also be used to draw axe... More.

4" Protractor

4" protractor with no scale along the bottom. Cut-out center. More.