Mathematicians often explore simple structures to look for the patterns that emerge. Here's a chance for you to work like a mathematician. Can you find and explain any interesting patterns?

I wonder if there's a different way to climb 13 steps for each day of the year... Solving this problem might lead you to a famous number sequence.

Charlie has made a Magic V. Can you use his example to make some more? And how about Magic Ls, Ns and Ws?

Explore the interactive number pyramid. Can you figure out how to make any number appear at the top of the pyramid?

Watch the animation to see how to draw a mystic rose. Can you work out how many lines would be needed for roses of different sizes?