The ‘mental number line’ theory doesn’t appear to hold up vertically. In A Nutshell When people viewed vertical lines filled ...

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 ...

In pre-kindergarten, children ages 3-5 develop a basic understanding of numbers and counting, and connect both to the idea of “how many.” Pre-k math tips work on recognizing, grouping, and comparing ...

Numeracy or numerosity, the ability to think about and use numbers, varies among human cultures and within populations, much like intelligence does. Many known languages, for example, have no words ...

ATLANTA — Students gathered around a bright blue number board in Melissa Williams’ kindergarten class at the Westminster School, gazing at the bank of 100 blank squares, organized in rows and columns ...

This is part of a series of essays during the COVID-19 pandemic designed to help journalists and all public writers achieve what I have been calling “civic clarity.” That quality in prose comes from ...

An understanding of numbers is often viewed as a distinctly human faculty—a hallmark of our intelligence that, along with language, sets us apart from all other animals. Practically every animal that ...

A red knot is a tiny shorebird that makes an epic 9000-mile journey all the way from the arctic to the tip of southern Chile and back. Biologists and nature enthusiasts congregate at various points ...

ATLANTA — Students gathered around a bright blue number board in Melissa Williams’ kindergarten class at the Westminster ...

Want to help your 10th-grader master math? Here are some of the skills your child will be learning in the classroom. For high school students, math skills and understandings are organized not by grade ...

Crows recently demonstrated an understanding of the concept of zero. It’s only the latest evidence of animals’ talents for numerical abstraction — which may still differ from our own grasp of numbers.