What shaped overlaps can you make with two circles which are the
same size? What shapes are 'left over'? What shapes can you make
when the circles are different sizes?
What shape has Harry drawn on this clock face? Can you find its
area? What is the largest number of square tiles that could cover
You have been given three shapes made out of sponge: a sphere, a cylinder and a cone. Your challenge is to find out how to cut them to make different shapes for printing.
Look at the different ways that Erika,
Phoebe, Alice and Luke, and Jas found to solve this problem.
Go to last month's problems to see more solutions.
This article teaches you how to draw cardiods, limacons, nephroids and ellipses - a lot easier than they sound! All you need is a pair of compasses and a pencil.
Exchange the positions of the two sets of counters in the least possible number of moves