Those learning and using mathematics have long consulted tables of numbers. The ancient Babylonians used clay tablets for this purpose. Papyrus, parchment, and paper all proved suitable for recording ...

Early math is fraught with confusing questions: Do kids really need to know all those multiplication tables? Which should come first, math concepts or procedures? Why don’t schools pay as much ...

Recently, I was asked by a parent how old children should be to learn how to multiply numbers. He was shocked when I said that children in kindergarten may be experts in multiplication. It’s not ...