Adult coloring is designed for relaxing, low-pressure evenings, with a “cozy coloring” aesthetic dominating the adult ...

Those of us who grew up coloring remember the cardinal rule: stay inside the lines. But those who pick up the Patterns of the Universe coloring book have to stay in the sines (and cosines and tangents ...

The company designs structured coloring books that merge narrative detail with physical engagement, using distinctive bubble ...

A year after he started his Ph.D. in mathematics at McGill University, Matt Bowen had a problem. “I took my qualifying exams and did absolutely horribly on them,” he said. Bowen was sure that his ...