2 out of 3
What can you say about the lengths of the sides of a quadrilateral whose vertices are on a unit circle?
2 out of 3
The problem is how did Archimedes calculate the lengths of the sides of the polygons which needed him to be able to calculate square roots?
2 out of 3
What fractions can you divide the diagonal of a square into by simple folding?
1 out of 3
Invent a set of three dice where each one is better than one of the others?
2 out of 3
What shape is made when you fold using this crease pattern? Can you make a ring design?
1 out of 3
Use this information to work out whether the front or back wheel of this bicycle gets more wear and tear.
2 out of 3
Try to picture these buildings of cubes in your head. Can you make them to check whether you had imagined them correctly?
3 out of 3
P is a point on the circumference of a circle radius r which rolls, without slipping, inside a circle of radius 2r. What is the locus of P?
1 out of 3
Why does this fold create an angle of sixty degrees?
