Invented by Mr. Andrew Snowie, this versatile puzzle is comprised of 12 different pieces. When it is assembled, it can be used to play real chess games, but can you fit all of the pieces back into the frame? There are 156 different ways to accomplish this. Once you've succeeded, try building a 4x4x4 checkered cube.
Dimensions : 9" x 9" x 1.2"
In addition, we provide you with instructions for 54 other shapes to build out of the pieces. There are between one and hundreds of ways to build shape, so this puzzle should keep anyone busy for quite a while...
The puzzle contains 4 pieces : 2 triangles and 2 trapezoids.
One frame is larger than the other. The larger frame is used to store the pieces.
Turn it over
Notice that this side is smaller and the frame is thicker.
Now, try to fit the 4 pieces in the frame.
* Do not use strength.
If you solve it correctly, the pieces will slide in to place smoothly.
An ancient puzzle attributed to the Greek mathematician Archimedes. There are a startlingly large number of ways to fit this puzzle together, see how many you can find.