University of Cambridge
University of Cambridge: Nrich: 1, 2, 3, 4, 5
On this one page website sharpen your logic and problem solving skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Magic Triangle
Use your problems solving skills to make everything add up correctly for this challenge. The solution is right at this one page website.
University of Cambridge
University of Cambridge: Nrich: Butterfly Flowers
This one page website offers a challenge that will require you to use your problem solving skills. There are teacher tips and the solution available to help.
University of Cambridge
University of Cambridge: Nrich: Highest and Lowest
On this one page website sharpen your logic and problem solving skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Magic Circles
Use your problem solving skills to figure out this challenge. A number of solutions are available right at this one page website.
University of Cambridge
University of Cambridge: Nrich: Number Juggle
Use those problem solving skills to find a solution to this triangle problem. When you have your solution you can check it right on this one page website.