Look at the times that Harry, Christine and Betty take to pack boxes when working in pairs, to find how fast Christine can pack boxes by herself.
After tennis training, Andy, Roger and Maria collect up the balls. Can you work out how many Andy collects?
David listed ten consecutive numbers and removed one of them. Which number did he remove?
A semicircle is drawn inside a right-angled triangle. Find the distance marked on the diagram.
Use the numbers in the box below to make the base of a top-heavy pyramid whose top number is 200.
This article invites you to get familiar with a strategic game called "sprouts". The game is simple enough for younger children to understand, and has also provided experienced mathematicians with significant food for thought.
