Helix 10cm 180 Degree Protractor Clear (Pack of 50) H02040

Helix 10cm 180 Degree Protractor Clear Pack of 50 H02040. Ideal for geometry design and drafting. Constructed from clear plastic. ... Read more

Helix Geometry Class Set (Comes in a tray with clip on lid) Q99040

Ideal classroom resource for geometry lessons. Allows for up to 30 students to participate. Includes 30 each of: Shatter Resistant ... Read more