Ordinal numbers help us describe the position of people or objects in a sequence, which is different from counting how many there are. It’s important to know these sequences to describe events or ...

1. Why do we break numbers into tens and ones? Choose a two-digit number and explain how partitioning it helps you understand how big it is. 2. What does the position of a digit tell us about its ...

Children begin to understand number place value by age 3—much earlier than previously believed, according to a new study in Child Development— and they may be ready for more substantive math lessons ...

This article originally appeared on Fatherly: The first rule of performing cognitive experiments on little kids? It’s probably best to call them something else. Using “experiments” and “little kids” ...

Most children learn that written numbers represent quantities in pre-school or junior primary school. Now our new study shows that honeybees too can learn to match symbols and numerosities, much like ...

A study of people in Nicaragua has concluded that humans need language in order to understand large numbers. Members of the group were born deaf and never learned Spanish or a formal sign language, ...