Richard Rusczyk, founder of Art of Problem Solving, has a vision for bringing “joyous, beautiful math” — and problem-solving — to classrooms everywhere. When Richard Rusczyk became interested in math ...

These student-constructed problems foster collaboration, communication, and a sense of ownership over learning.

Periodically during tax season a meme goes around saying something like this: I sure am glad we studied triangles every time triangle season comes around. The implication here is that we never need ...