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A Slice of Space
"Amina Allen took a close look at the stellated dodecahedron inside an icosahedron, and found 10 squashed cubes, each with six rhombic faces that are all ""fat"" Richert-Penrose tiles. Has no one ever noticed before? Even Marc Pelletier never…
Big Knot Variation
Burr puzzle designed by Oskar van Deventer (used with permission). For G4G14, this 14-piece puzzle felt appropriate. Contrary to the name of the puzzle, these exchange puzzles are in fact rather small.
Reversing Nesting Box Puzzle
The puzzle consists of two boxes, with lids, One box is white and the other is blue. Place the white box inside of the blue box and close the lid. Now open the blue box and remove the white box. Next place the blue box inside of the white box and…
Markus Götz Memorial Folding Puzzle
Folding puzzle designed by Markus Götz.
Marjorie Rice's "Versatile"
Two pages
(1) a description of how to construct Marjorie Rice's "versatile" together with six patches of copies of the tile that will fill the plane by translations.
(2) a sheet with 20 copies of the versatile to copy and cut out in order to…
(1) a description of how to construct Marjorie Rice's "versatile" together with six patches of copies of the tile that will fill the plane by translations.
(2) a sheet with 20 copies of the versatile to copy and cut out in order to…
4 x 13
The talk corresponding to this paper can be found here: https://www.youtube.com/watch?v=ZijlID83FTg&t=15s