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 ...

A person can measure their height at home by using an object, such as a pencil, to mark a wall and measure the distance. However, it is often easier to measure height with help from another person.

Ever needed to get the dimensions of something but don’t have a tape measure to hand? There is an iPhone app uses augmented reality to get the measurements of any object you choose, here’s how. The ...

Your phone can do it all. It’s a portable music player, diary, digital camera, communication device, calculator, and just about everything else. But you might not have considered that it can also ...