Professor Pipette explains measurements used to calculate capacity and volume, with this fun song and movement routine for a maths class. The song covers when to use grams, kilograms, litres ...

The gradient of a straight line is how steep it is. It can be calculated from a given set of coordinate points. There are three special cases of straight lines: parallel, horizontal and vertical.

For example, to write the formula for calculating the volume of a cylinder, you'd start by expanding the Greek letters dropdown to choose the pi symbol. Then, go to Math operations dropdown ...