Quick: How many people did you see on the way home from work the other day? Was it more or less than the day before? Regardless of your answer, it’s likely you can’t explain what led you to it. Number ...

Create your own centimeter ruler. Then, estimate and measure with lengths with it. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Think through ...

Everyone wants their kid to be good at math, right? Math — and the technology, finance, and engineering careers the follow from it — can be lucrative and interesting, but getting a child interested in ...

In statistics, data collection is a difficult process that demands thoughtful consideration. Securing a sufficient sample size can be challenging, or even impossible, regardless of the method employed ...