G4G14 Exchange Bag


G4G14 Exchange Bag


Items contributed as part of the Gift Exchange of the 14th Gathering 4 Gardner held April 6-10, 2022 in Atlanta, Georgia.

Collection Items

Celt Decision Maker
This wobbly spinner also called a "rattleback" features a physics defying unpredictability. Which makes it perfect for equally unsure decision making. Includes one 3¾" long rattle back and one 4½" wide decision disc.

Eastern Forest Playing Cards
Text by: David G. Haskell,
Illustrations by: Ellen Litwiller

Spin Multiplying By Superposition, Sms
Physical gift a small E link puzzle and a puzzle postcard.
Paper 'Multiplication by Superposition' - PuzzleAtomic.com

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 mentioned…

Four Bar Ellipse
This mechanism demonstrates a surprising way to generate an ellipse by using a four-bar linkage. The shape of the ellipse can be defined by the path the intersection point of the two crossing bars follows. This fact is analogous to another neat way…

Klein Bottle Pendent
3D printed klein bottle

The Decaflop Rolling Block Puzzle
This is a rolling block puzzle. Roll the block from the start location to the end location. Avoid the obstacles in your path, and don't roll the block over its beveled edge. It will take some decaflops to get to the finish!

Sierpinski Tetrahedron
A 3D-printed copy of the 5th-level (i.e., 1024 tetrahedrons) approximation of the Sierpinski Tetrahedron.
Please enjoy the beautiful shadows under sunshine.
In particular, this object has projections with positive measure and the shadow contains an…

Build 14 Bridges
The puzzle is strongly related to the number 14.
The trick is based on a pythagorean triple.
The size of the puzzle is about 10cmx10cmx2.5cm, and it is made by MDF.
Goal: Put all bridges on the board.

Modular Space-Filling Tetradecahedra
This Gift Exchange item will consist of four flat pre-cut polyethylene sheets that can be assembled to produce two truncated octahedra with connectors for interlocking into the space-filling arrangement of copies of this polyhedron. Multiple…

Puzzlehunt Pencil
This novelty pencil includes the alphabet, numbers 1-26, and other curiosities that might be useful when working through puzzles or creating and cracking codes.
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