The Four Colour Theorem

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The Four Colour Theorem is a game of competitive colouring in. Challenge yourself to colour in the pictures so that none of the colours touch. Then when you can do this try for the top... read more >>

The Four Colour Theorem is a game of competitive colouring in. Challenge yourself to colour in the pictures so that none of the colours touch. Then when you can do this try for the top... read more >>