University of Cambridge
University of Cambridge: Nrich: Read This Page
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: Spelling Circle
On this one page website use trial and error to find the words hidden in the spelling circles. Check your solution right at the website.
University of Cambridge
University of Cambridge: Nrich: Money Bags
Practice your problem solving skills while you help Ram figure out how many pennies to put in each bag. The solution is right on this one page website.
University of Cambridge
University of Cambridge: Nrich: Buckets of Thinking
Trial and error is just one of the problem solving strategies that you could use to solve this bucket problem. After you finish view the solution at this one page website.
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: 1 to 8
Use the clues and problem solving strategy, trial and error, to solve this problem. When you have your solution you can check it right on this one page website.