Hannah Cairo found herself stuck on a problem that wouldn’t leave her mind. It wasn’t a regular homework assignment—it was a decades-old mathematical puzzle believed to be true by leading experts in ...
As a math teacher, I constantly research the best ways to deliver math concepts. The Oct. 17 article, "Newer new math," a concept aimed at making students "lifelong mathematical thinkers," is one of ...
Forbes contributors publish independent expert analyses and insights. Linda Darling-Hammond is an expert on education research and policy. PISA scores reveal deep problems in how the United States ...