Living Museum of Learning

A puzzle meant for a student became an evening of mathematical recreation for his mother.

A Grade 7 student explored elliptic curves and found that “adding” points can create an entirely new mathematical world.

A debugging feature unexpectedly became the best teacher in the game.

A blocked website led to a new tool—and a clearer way to think about geometry.

A ten-year-old looked at a textbook illustration and asked whether the children were really happy.

My first LEGO set became my granddaughter's first LEGO memory.