K, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12
Design & technology
Geometric drawing tool has been around since 1908. These tools were designed to create elaborate spiral drawings. Drawing toys and gears have been around since 1908 and are used by mathematicians, engineers and bankers. Glowforge has created our own version of this tool.
The magical 3D laser printer that made this design possible. Learn more!