Rembrandt van Rijn (1606-1669). Self-portrait, oil on canvasl, 32.7 cm by 27.9 cm Just 10 days ago the mathematical world was taken by storm when a new 13-sided non-convex polygon …
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 …
“We knew Hexdominoes would be a winner, with hundreds of patterns, color themes, easy and difficult challenges. And now we keep discovering more and more beautiful designs of symmetry, color …
By asking questions and exploring the world through an open path to discovery, take a journey through the garden of math with its many paths to explore. The exercise encourages …
Martin Games consists of two games each with 9 nodes. The first game features the nine different letters within MARTIN GARDNER and the second features the 6 different letters within …
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 …
An Amazon queen is an immortal chess queen. Like a chess queen, she can move forward, backward, diagonally, or in a straight line. In this 2-player game, each player has …
Be the first player to move all pieces across and off the board to win this 2-player strategy game. Decide between defensive and offensive strategy as you choose to move …
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, …
Own a Rubik’s Magic or found yourself curious about how they work? These videos reveal some of the near endless constructible configurations to be explored. Bonus! If you are the …
Invented by mathemagician Art Benjamin, shared by mathematician and prolific puzzle author Ian Stewart, and published by Author Garth Sundem, The World’s Greatest Mathematical Card Trick is a search to …
First, complete the puzzle by using each of the letters from ‘Celebration of Mind’ three times to fill in this puzzle with 13 words. Then, play head-to-head to cover up …
Martin Gardner recounts 25 years of puzzles and discoveries in this Scientific American article. Many of his very own puzzles are featured and their mathematical solutions are described in depth …
Do square permutations always exist? Work through solutions and scenarios through this exploration activity. Submitted by: James Tanton Time Required: 30 minutes You’ll Need: paper and pencil Download Activity
Explore the complexities in dividing squares into triangles. How many different ways can you divide a square into triangles of equal area? Attempt to answer this question, and others, while …
How many regions are created by connecting dots with line segments intersecting parts of a circle? Explore what happens when those dots are placed haphazardly versus symmetrically, as well as …
Explore the concept of handshakes through this twist on connect-the-dots. Draw lines, representing handshakes, between dots, representing people, so that the number of lines drawn matches the number next to …
