The 80 spokes of The London Eye are made from 4 miles of cable. What is the approximate circumference of the wheel?
This landing page for students provides links to our collections of rich activities and resources for learners of all ages.
Try to solve this very difficult problem and then study our two suggested solutions. How would you use your knowledge to try to solve variants on the original problem?
Suppose you had to begin the never ending task of writing out the natural numbers: 1, 2, 3, 4, 5.... and so on. What would be the 1000th digit you would write down.
Can you replace the letters with numbers? Is there only one solution in each case?
Here are some examples of children's thinking about the NRICH task Four Triangles.
