Use a geometry compass from elementary school to college and all the way to the drafting table. Get Help in Class From an Easy-to-Use Geometry Compass Skip to main content ...

The wingnuts allow for easy adjustment of the compass, to draw circles with diameters of varying size. The arm that holds the pen can be altered to grasp markers, pencils, and even chalk.

The Rotio Compass is now available to back via Kickstarter from just £10 with delivery expected to take place during November 2018. A set of two Rotio Compasses is also available priced at £18 ...