Numbers can be used most flexibly to quantify, rank and identify. 'Cardinal' number refers to quantitative number assignments assessing set size (numerosity), whereas 'ordinal' number applies to ...

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 ...

Have you noticed that more and more people — whether it’s your coworker who loves bodybuilding or your health-conscious neighbor — are talking about how they’re “counting macros”? Although the term is ...

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. Subitizing means ...