Tactile Protractor (4-pack)

Product Description

Now students can use the same convenient measuring tool in both classroom and assessment situations. Allows for the measurement and construction of angles.

Features:

• Lightweight, clear plastic
• Movable, transparent yellow wand
• Open hole where wand is attached for inserting pencil or push pin at vertex of angle
• Notches on bottom left and right allow for pinning to a surface
• 6-inch ruler at bottom edge
• Braille dot markings on upper edge
• 3 dots at 0°, 45°, 90°, 135°, and 180°
• 2 braille dots at each 10° to 170°, except 90°
• A single braille dot at every 10° increment from 5° to 175°, excluding 45° and 135°

Learn more about this product with the Tactile Aids for Mathematics course on the APH Hive!