Can you decide whether two lines are perpendicular or not? Can you do this without drawing them?
Imagine a room full of people who keep flipping coins until they get a tail. Will anyone get six heads in a row?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Construct two equilateral triangles on a straight line. There are two lengths that look the same - can you prove it?
Do you have enough information to work out the area of the shaded quadrilateral?
What is the largest number which, when divided into these five numbers in turn, leaves the same remainder each time?
In Fill Me Up we invited you to sketch graphs as vessels are filled with water. Can you work out the equations of the graphs?
