Activity
University of Cambridge

University of Cambridge: Nrich: Read This Page

For Students 3rd - 8th
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.
Activity
University of Cambridge

University of Cambridge: Nrich: Make 100

For Students 3rd - 5th Standards
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.
Activity
University of Cambridge

University of Cambridge: Nrich: Eleven?

For Students 3rd - 8th
Only by replacing these letters with the correct digits can you make this problem add up correctly! The solution is located right at this one page website.
Activity
University of Cambridge

University of Cambridge: Nrich: A Magical Number Maze!

For Students 3rd - 5th
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.
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Pumpkin Patch

For Students Pre-K - 1st
Sharpen your problem solving and strategy skills playing this Somali game, Pumpkin Patch. The rules are simple but the game requires some thinking. There is a "Get Printable Page," link at the top to print out the materials you need.
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Khun Phaen Escapes to Freedom

For Students Pre-K - 1st
This interactive game is based on a famous character in a Thai legend. See if you can figure out how he escaped! You will have to use your problem solving and spatial relationship skills to figure out this one.
Activity
University of Cambridge

University of Cambridge: Nrich: 1, 2, 3, 4, 5

For Students 3rd - 5th Standards
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.
Activity
University of Cambridge

University of Cambridge: Nrich: Magic Triangle

For Students 3rd - 8th
Use your problems solving skills to make everything add up correctly for this challenge. The solution is right at this one page website.
Activity
University of Cambridge

University of Cambridge: Nrich: Butterfly Flowers

For Students K - 1st
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.
Activity
University of Cambridge

University of Cambridge: Nrich: Highest and Lowest

For Students 3rd - 5th
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.
Activity
University of Cambridge

University of Cambridge: Nrich: Magic Circles

For Students 3rd - 8th Standards
Use your problem solving skills to figure out this challenge. A number of solutions are available right at this one page website.
Activity
University of Cambridge

University of Cambridge: Nrich: Number Juggle

For Students 3rd - 8th
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.