Measuring might feel like math in the classroom, but at the Tellus Science Museum, it looks a lot more like playtime.

Area is the amount of space taken up by a surface or a 2-D shape. It is measured in squares with metric units mm², cm², m² and km². Module 1 (M1) - Geometry & measures - Circumference & area of ...

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 ...

How many inches are in a foot? Pick inches or feet to measure the length of objects. Warm up with a Mystery Math Mistake to add 2 two-digit numbers. Explore how many inches there are in a foot.

Sometimes we need to know how to calculate values for specific sections of a circle. These can include arc lengths, the area and perimeter of sectors and the area of segments. Loci and constructions – ...