Beginning with simple calculations, such as the number of sheep in a herd, the field of mathematics has developed over time according to people’s needs and interests. In the course of history, ...

While American children once learned to add by reading a poster of animals and birds, they do it now by playing games on computers. Each step in between—whether it be a box of blocks or exercises ...

Archaeologists working in northern Mesopotamia say they have uncovered visual patterns that look a lot like structured counting, even though no written numerals existed at the time. The claim is bold: ...