I got an A in algebra II, I think. That was long ago. I do know that I have long since forgotten whatever I learned in that course and have never used it since. Later, he explains what mathematics is ...

You scrambled up a Rubik’s cube, and now you want to put it back in order. What sequence of moves should you make? Surprise: You can answer this question with modern algebra. You might remember ...

Education reformers often bemoan that schools never shed programs that are no longer needed or effective. New school initiatives are consequently layered on top of past practices, which means schools ...