This article was originally published in Chalkbeat. During Gayathri Ramkumar’s favorite lesson — a sort of mathematical guessing game — she’ll hear her students asking their partners things like, “Can ...

And those who rarely used a procedural algorithm were significantly more likely to succeed on problem-solving questions. If you're enjoying this article, consider supporting our award-winning ...

Since the launch of the Crossword in 1942, The Times has captivated solvers by providing engaging word and logic games. In 2014, we introduced the Mini Crossword — followed by Spelling Bee, Letter ...