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.
A description of how to make the five Platonic solids out of paper.
This article for students gives some instructions about how to make some different braids.
This is slightly different from Two on Five but is seen as an extension for the highest attaining. You might like to go there first! The nine cubes are to be connected in the usual way with the following rules being applied. THE TWO YELLOW CUBES ARE NOT ALLOWED TO TOUCH WALL OR FLOOR SURFACES. THE THREE BLUE CUBES MUST TOUCH ONE SURFACE ONLY, NOT TWO. THE FOUR RED CUBES MUST TOUCH BOTH SURFACES. Here are two examples that obey the rules;