A child’s ability to understand and manipulate sets of numbers in 1st grade predicts how well he or she will succeed in the math required both in secondary school and for day-to-day living, according ...

It’s easy for kids to see math as an isolated activity. They might think of math as just counting, or adding, or something they do for 40 minutes a day at school. If we want kids to think like ...

Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...

A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...

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 ...

Archaeologists working in northern Mesopotamia say they have uncovered visual patterns that look a lot like structured ...

YouTuber Kevin Lieber (who hosts the popular Vsauce2 series) has brought a classic math magic trick back from its ‘90s heyday. In the video, Lieber walks viewers through a magic trick where they ...