If two players start with a pile of 13 stones and take turns removing one, two or three, how can a player make sure she wins by taking the last stone? How to win at the game of Nim was by far the ...

Historically, students have been led to believe that they are either destined to be good at math or that they just “aren’t a math person.” At Springfield (MO) Public Schools, we wanted all of our ...

Americans think schools need to teach math skills to prepare students for future success—but they don’t always agree on which skills are the most crucial, and the subject stirs up complicated emotions ...

Jennifer Ruef does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...