Grade school math students are likely familiar with teachers admonishing them not to just guess the answer to a problem. But a new proof establishes that, in fact, the right kind of guessing is ...

Want to help your eighth-grader master math? Here are some of the skills your child will be learning in the classroom. Understand rational and irrational numbers. Know that a rational number can be ...

To learn math, students must build a mental toolbox of facts and procedures needed for different problems. But students who can recall these foundational facts in isolation often struggle to use them ...