Math struggles in kids may stem from brains that have a harder time learning from mistakes—not just understanding numbers.

Here’s a simple number game to play on a rainy day, or while sheltering in place. You and I take turns crossing out numbers from the list {1, 2, 3, …, 9}. The winner is the last person to cross out a ...

Most people think that only people can understand numbers, but that's not true. Many animals can naturally figure out how much something costs, see patterns, and make decisions based on simple math.

Pine cones. Stock-market quotations. Sunflowers. Classical architecture. Reproduction of bees. Roman poetry. What do they have in common? In one way or another, these and many more creations of nature ...