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 ...

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 ...

Parents typically start teaching their children to count at an early age: one fish two fish, three little pigs, five little monkeys, and so on. Research has shown that kids don’t fully understand the ...

Most people think that only people can understand numbers, but that's not true. Many animals can naturally figure out how much something costs, see patterns, and make decisions based on simple math.