You may also like

problem icon

Chain of Changes

Arrange the shapes in a line so that you change either colour or shape in the next piece along. Can you find several ways to start with a blue triangle and end with a red circle?

problem icon

Complete the Square

Complete the squares - but be warned some are trickier than they look!

problem icon

Overlaps

What does the overlap of these two shapes look like? Try picturing it in your head and then use the interactivity to test your prediction.

Colouring Triangles

Stage: 1 Challenge Level: Challenge Level:2 Challenge Level:2

Explore ways of colouring this set of triangles.

triangles


Can you make symmetrical patterns? With two colours? Three colours? More than three colours?

Can you colour the small triangles, using four colours, with no two triangles of the same colour side-by-side?