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 ...

How accurate you need to be when you measure depends on the situation. To measure and draw well, you need to know how to use a ruler and understand the different units of measurement, such as ...

The metric system is used to measure the length, mass or capacity of an object. Length is measured in millimetres (mm), centimetres (cm), metres (m) or kilometres (km). Mass or weight is measured in ...

You may have seen surveyors (or maths students) running around with measuring wheels, counting the clicks to measure distances. [AGBarber]’s digital measuring wheel works in much the same way, but ...

We've known for years that a short cervix is a risk factor for a preterm delivery. Now we have an easy way to measure and correct this issue. My patient was 22 years old and midway through her first ...