Mathematics often feels straightforward, yet some results challenge the way people instinctively think about numbers. Certain paradoxes and probability problems produce answers that seem impossible at ...

Introducing new math concepts via already-worked examples can give students a significant boost in learning. But choosing the right problems makes a big difference. An analysis earlier this year of ...

Forbes contributors publish independent expert analyses and insights. I write about the intersection of learning, research, and technology. It’s often said that the best teachers don’t teach their ...