Oh it's the magic circle. Can't wait to be dazzled with a few tricks. Er…let's stick to some simple stuff for now. How about some transformations? If a shape is transformed, its appearance is changed.

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hey mathematicians! My name's Ms Szalek and welcome to maths. Today we're going to focus on ...