Cellular is an animation that helps you make geometric sequences composed of square cells.
In this investigation, we look at Pascal's Triangle in a slightly different way - rotated and with the top line of ones taken off.
In this investigation, you are challenged to make mobile phone
numbers which are easy to remember. What happens if you make a
sequence adding 2 each time?
Compare the numbers of particular tiles in one or all of these
three designs, inspired by the floor tiles of a church in
Can you predict, without drawing, what the perimeter of the next
shape in this pattern will be if we continue drawing them in the
These grids are filled according to some rules - can you complete