Can You Think Flexibly?

Can you think flexibly?

Being able to think flexibly is a key ingredient of what it means to be a good mathematician. The problems in this feature challenge you to explore different ways of arriving at a solution. 

Shear Magic 

Age 11 to 14
Challenge Level
Explore the area of families of parallelograms and triangles. Can you find rules to work out the areas?

Countdown 

Age 7 to 14
Challenge Level
Here is a chance to play a version of the classic Countdown Game.

Countdown Fractions 

Age 11 to 16
Challenge Level
Here is a chance to play a fractions version of the classic Countdown Game.

Triangle in a Trapezium 

Age 11 to 16
Challenge Level
Can you find and prove the relationship between the area of a trapezium and the area of a triangle constructed within it?

The Square Under the Hypotenuse 

Age 14 to 16
Challenge Level
Can you work out the side length of a square that just touches the hypotenuse of a right angled triangle?

The Farmers' Field Boundary 

Age 11 to 14
Challenge Level
The farmers want to redraw their field boundary but keep the area the same. Can you advise them?