Portrait Picross
Picross, also know as Nonograms or Griddlers, are logic puzzles that reveal a hidden picture. The cells in a grid must be colored corresponding the listed color or left blank …
Picross, also know as Nonograms or Griddlers, are logic puzzles that reveal a hidden picture. The cells in a grid must be colored corresponding the listed color or left blank …
Use the included templates to create these folded paper polygons that appear to have two sides. Follow the step-by-step instructions to form the included patterns, or use the included templates …
Use a combination of chain stitches and double crochet stitches to crochet a Mobius Strip as large or small as you wish. Using a new material, such as yarn, to …
Can you colour this map using only four colors? The Four Colour Theorem says that no more than four colours can be used so that the regions that share a …
When predators hunt their prey they move along pursuit curves which can turn into logarithmic spirals when the right factors align. Recreate this pursuit on paper to explore this concept, …
A set of 90 degree axes quickly turns into a beautiful parabola with a few quick strokes or stitches. There’s no limit to what you can create as you repeat …
Use the brightly colored shapes surrounding the line drawing or have fun coloring the composition to create unique patterns and tilings. Experiment with adding a few extra lines to see …
These Robinson Tiles are like nothing you’ve seen before and are sure to boggle your mind! Cut them out and play around with putting them together. What structure do they …
In this edge-matching puzzle you’ll have to figure out how to arrange seven double-sided hexagons in a hexagonal pattern so that all of the meeting corners on both sides match …
Turn an ordinary breakfast into magic by following these simple instructions on how to slice a bagel into two linked halves. Not only is it more fun to eat a …
This delightful illusion is sure to put a smile on your face as quickly as it vanishes from one Cheshire cat. All you need to do is print, cut and …
This hands–on activity is wonderful fun and learning for kids–you’ll combine art and mathematics as you make a polyhedron decorated with a cool lizard tessellation. Submitted by: Robert Fathauer Time …
A Better Mousetrap is three-part topological effect from Magician Michael Weber, in which part of a 5×7 index card seems to magically pass from one side of a spectator’s hand …
Host your own Nobbly Wobbly Workshop! Materials and resources will leave your group considering the aesthetics, psychology, and mathematics involved in quality puzzle making and solving. Submitted by: Dick Esterle …
Print, Cut, Fold and assemble your very own Thinky the dragon. Close one eye and slowly move around the room. Isn’t it amazing how Thinky follows you wherever you go? …
This simple mathematical wonder seems like magic every time! You’ll only need scissors, tape and your printed PDF to create Martin Gardner’s Möbius Surprise. Before you cut, challenge your friends …
There is no better way to celebrate Martin Gardner than to throw a Flexagon party! Here you will learn how to make basic and advanced hexaflexagons and trihexaflexagons. Find books, …
Without violating the laws of physics or logic you’ll amaze your friends by showing them how seamlessly you’re able to make Martin’s face disappear from this dollar bill. Simply cut …
In this edge-matching puzzle you’ll have to figure out how to arrange seven double-sided hexagons in a hexagonal pattern so that all of the meeting corners on both sides match …
Turn two regular Mobius strips into linked hearts. It’s the perfect activity for Valentine’s Day or to share with friends. All you need is paper, scissors, tape and someone you …