The power of good questionsAsking good questions is an important part of doing maths. But what makes a good question?
The art gallery problemSometimes a piece of maths can be so neat and elegant, it makes you want to shout "eureka!" even if you haven't produced it yourself. One of our favourite examples is the art gallery problem.
Blink and you'll miss it: The free kick in football (part II)In the first part of this article we let maths set the scene for a free kick. Now we continue the drama, tracing the trajectory of the ball throughout the milliseconds it takes it to reach the goal line.