A Cartesian puzzle
Find the missing coordinates which will form these eight quadrilaterals. These coordinates themselves will then form a shape with rotational and line symmetry.
How safe are you?
How much do you have to turn these dials by in order to unlock the safes?
Three triangles
Times
Where are they?
Use the isometric grid paper to find the different polygons.
Sponge sections
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.
Stringy quads
This practical problem challenges you to make quadrilaterals with a loop of string. You'll need some friends to help!
Making cuboids
Let's say you can only use two different lengths - 2 units and 4 units. Using just these 2 lengths as the edges how many different cuboids can you make?
Quadrilaterals
How many DIFFERENT quadrilaterals can be made by joining the dots on the 8-point circle?