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University of Cambridge: Nrich: Wag Worms
Use this challenge to see how many unique shapes can be created using exactly 5 cubes. At this one page website you can also check your results.
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University of Cambridge: Nrich: Where Are They?
Test your logic, polygon properties, and pattern recognition skills working on this challenge. Solution included.
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University of Cambridge: Nrich: A Puzzling Cube
See if you can figure out which symbols are on which cube face at this one page website. The solution is just a click away once you have your solution in mind.
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University of Cambridge: Nrich: Three Cubed
Use the shapes provided and figure out how they fit together to make a 3 X 3 cube at this one page website. The solution is readily available right at the website.
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University of Cambridge: Nrich: Game Khun Phaen Escapes to Freedom
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.
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University of Cambridge: Nrich: Building Stars
This interactive activity gives you an opportunity to color in a tessellation that is different from the usual. Read the short introduction to find out more about this tessellation that doesn't repeat.
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University of Cambridge: Nrich: Logo Programming Overlapping Polygons
Using this Logo Program you can experiment with different values for N in the procedure and see the changes in the results.
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University of Cambridge: Nrich: Transformations on a Pegboard
This one page website can expand your logic, Motion Geometry and pattern recognition knowledge. The solution is available to double check your answers.
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University of Cambridge: Nrich: Shapely Tiling
On this one page interactive website expand your logic, Motion Geometry and pattern recognition knowledge while working on this challenge. The solution is available to double check your solution.
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University of Cambridge: Nrich: Star Find
This one page website offers two interesting tiling problems. The solution is provided here as well.
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University of Cambridge: Nrich: Little Squares
What are square numbers? Use tiles at this one page website to discover the pattern of square numbers. See if you can solve the challenge. Once you have your solution you can check the solution given right at the website.
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University of Cambridge: Nrich: All in the Mind
You will have to use visualization to help you solve this challenge. At this one page website, you will be able to check your solution.
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University of Cambridge: Nrich: Roll These Dice
Sharpen your problem solving, sequencing, and spatial reasoning skills playing this interactive game, Roll The Dice. See how many different paths you can take to end up with the same result.
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University of Cambridge: Nrich: Street Party
Sharpen your logic and spatial sense skills while working on this challenge. Solution included.
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University of Cambridge: Nrich: Christmas Presents
Improve your logic and net recognition skills with this learning game. Solution included.
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University of Cambridge: Nrich: Gnomon 1
This interactive activity gives you an opportunity to explore a specific number pattern named the "Fibonacci sequence." See what other patterns you can discover while you manipulate the blocks. There is a "Printable Page" link if you...
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University of Cambridge: Nrich: Making Boxes
Have fun and learn by making a box and then find out its maximum volume as well as other problem-solving activities, including making a table of your results and drawing a graph.
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University of Cambridge: Nrich: Making Cuboids
How many different cuboids can you make? Learn how and learn how to represent data with your results.
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University of Cambridge: Nrich: More Christmas Boxes
Sharpen your logic and spatial reasoning skills while working on this challenge. Solution available.
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University of Cambridge: Nrich: Tessellating Triangles
The challenge at this one page website, involves tessellation and triangle. Should you accept this challenge, you will find helpful teacher notes and the solution available right at the website.
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University of Cambridge: Nrich: Egyptian Rope
See how many different regular polygons you can make using the 12 knot Egyptian rope at this one page website. Check your solution right at the website.
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University of Cambridge: Nrich: Green Cube, Yellow Cube
Think about the surface area of a cube. At this one page website, you use that information to complete the challenge. Solutions are offered right at the website.
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University of Cambridge: Nrich: Dicey
If you can visualize a cube and turn it around in your mind, then this is the challenge for you. This one page website has the solution available to check your thinking.
National Council of Teachers of Mathematics
Nctm: Figure This: Fire Hydrant
Discover how the geometric shape of an object directly relates to its usefullness in this math challenge from the NCTM Math Challenges for Families collection. A one page activity that you can print or download.