If you've got the time, we've got the riddle. And it's time for a riddle about time: How many numbers are on a clock? It begins with the simplest of questions that, nevertheless, has no simple answer.

As Barbie once famously said, “Math class is tough.” She stopped saying it pretty quickly because everybody worried she was propagating negative stereotypes about girls, but let’s face facts: it’s ...

This lesson uses a clock to develop a stronger understanding of fractions This lesson uses a clock to develop a stronger understanding of fractions ...

If you want to know what time it is, you’ll have to do a little work with this clock. Meet Albert, a wall clock for children that breaks down the current time into math problems. Named after Albert ...

Are you a Math geek like me? You might like these clocks. I found them while flying on American Airlines to the Analog Aficionados get together in Santa Clara, CA (Keep watching for more on my ...