Enumeration of very small quantities is a common task that we perform everyday. Much research has highlighted that in these conditions humans display fast, near errorless performance, a phenomenon ...

The Hechinger Report covers one topic: education. Sign up for our newsletters to have stories delivered to your inbox. Consider becoming a member to support our nonprofit journalism. This story also ...

When asked to estimate the number of items in a visual array, educated adults and children are more precise and rapid if the items are clustered into small subgroups rather than randomly distributed.

An essay in the New York Times by science writer Natalie Angier called "Many Animals Can Count, Some Better Than You" caught my eye. In this piece, Ms. Angier summarizes some of what we know about how ...

Little kids are looking at a lot of dots these days. The theory behind this increasingly popular practice is that an effective way to teach counting might be by … not counting. That’s the ...