New York schools chancellor Joel Klein often speaks eloquently about the harm that the education system’s inability to dismiss incompetent teachers does to children. He’s right about that, of course.

I want to begin a discussion of algebra by saying that too few children have any real understanding of the civil rights movement. Bear with me. When kids know anything at all, it is usually a kind of ...

ChatGPT, Photomath, Symbolab, and other artificial intelligence-powered platforms can solve a complicated math equation in just seconds—and provide a step-by-step explanation of the answer. That power ...