Sure, not all who wander are lost. But when you've been walking in circles for hours and your day hike is stretching into an overnight, that saying is cold comfort. The solution? Don't get lost in the ...

This compass includes a sighting hole and notch so you can get accurate bearings, as well as a clinometer and a declination adjustment tool. The TruArc needle tilts up to 20° for balanced use anywhere ...

Dividers and compasses are drawing instruments that have been used since antiquity to measure distances, transfer lengths from one drawing to another, and draw circles. The Greek mathematician, Euclid ...