The simple Rubik's Cube is a harder problem than most people realize. Using the currently provided best algorithm for solving the cube, for example, would take the computer you're reading this on now ...

In Central Falls, R.I., teachers are trying new strategies that move away from focusing on “key words,” the traditional, simplistic approach that often leads younger students astray CENTRAL FALLS, R.I ...

Singapore math was developed by that Southeast Asian country’s Ministry of Education decades ago. It is a teaching style that ...