We hear all the time about project-based learning. But how does it really work? Of all the tools humans have ever created to help describe and understand our world, few are more useful than ...

Add Yahoo as a preferred source to see more of our stories on Google. Q-tips are known for their wide variety of uses, but who would have thought they’d be a great tool for learning shapes? Start by ...

Over the last two years, mathematicians have identified the best versions of a child’s playroom’s worth of shapes. These results occupy a quirky corner of math and, fittingly, have been produced by ...