Zero is the linchpin of the number line and an all-important math concept. Learn how to teach zero to kids with these activities. Did you know that zero has a history? Ancient civilizations like the ...

What better time to contemplate the conundrum that is zero than the start of a new year? Zero is a fairly new concept in human history and even more recent as a number. It wasn't until around the 7th ...

Around 2,500 years ago, Babylonian traders in Mesopotamia impressed two slanted wedges into clay tablets. The shapes represented a placeholder digit, squeezed between others, to distinguish numbers ...

In Math, Can You Make Something Out of Nothing? | RealClearScience Doesn't it? The main point is: How to deal with zero. You can start with nothing and say: something is the opposite of zero. On the ...