Ken Nakagaki‘s Comppass takes brings an age old design tool into the modern era. “The initial idea came from simple curiosity. How would it feel to draw a square with a compass?” Nakagaki told Dezeen.

This story was originally published in our Jan/Feb 2023 issue as "A New Solution to an “Impossible” Math Problem." Click here to subscribe to read more stories like this one. Geometry students are ...