A Florida researcher says elementary teachers need to reconsider the way they’re teaching basic division. Last week at the NCTM annual conference, Zachary Champagne led a session based on work he’s ...

Contrary to what textbooks have claimed for over a century, cell division does not always follow the same pattern. Researchers have just demonstrated that cells can divide asymmetrically, overturning ...

With the possible exception of fractions, no elementary math topic or skill stresses students out more than long division does. And it’s so unnecessary--not just the stress, but the skill. Think about ...