There's a reason for that small gap before the zero on a ruler. But have you been accounting for it in your measurements?

Smartphones are useful for a lot of things. You can even use one as a ruler in a pinch. Generally speaking, you won’t replace your trusty yard stick. A phone is simply too small for anything other ...

Measure length using a ruler marked with halves and quarters of an inch with Ms. Askew. Join Ms. Askew for a fun Fraction Number Talk. We'll measure length using a ruler marked with halves and ...

If you've ever found yourself wanting to measure something but don't have a ruler or tape measure on hand, measuring apps on your phone can come to the rescue. They range from the fairly simple to ...