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 ...

Your smartphone can not only serve you as a digital ruler, but it can also help you measure various other things. Smartphones are very powerful tools, especially if you pair them up with good apps. In ...

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 with centimeter cubes to find the length of reptiles. Add & subtract within 100. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. What do you ...

An archaeologist uses a ruler to measure a piece of leather. He measures using centimetres and tenths of centimetres. The leather measures 3.3cm. A thermometer is set out in intervals of tenths of a ...

An archaeologist uses a ruler to measure a piece of leather. He measures using centimetres and tenths of centimetres. The leather measures 3.3cm. A thermometer is set out in intervals of tenths of a ...