The Colonel's Puzzles
… and Mr. Winkle, being greatly puzzled by their manifold windings and twistings, …
The Pickwick Papers
Geometric Cutout Puzzles
The Foxagon Puzzle.
With only four pieces, how hard can it be? . . . Heh heh heh.
The Hexicator Puzzle.
This one has nine pieces!
The Poolazoid Puzzle.
And this one has ten, all the same shape.
The Con Ed Puzzle.
This is another four-piece puzzle, and it's a good one to start with.
Triple Play Puzzle.
This pentomino puzzle was inspired by the start of baseball season.
This puzzle honors Livio Zucca, one of the great pioneers of recreational geometry.
A simple cutout puzzle with seven pieces.
Geometric 3D Puzzles
Fit the 15 W-shaped pieces into the box.
The Telegraph Puzzle.
Join three identical pieces to make a prism.
Join any two of the four pieces to make a symmetric shape.
Hide the Gold.
My most popular puzzle, and probably my prettiest!
Puzzle Will Be Played
. The object is to make a 4×4×4 cube with nine polycubes of different sizes, leaving a hole inside. The pieces are
that is, each piece fits in the next larger piece. This is a variation on László Molnár's
Puzzle, adding diagonal symmetry to the pieces. It may be regarded as a larger version of László's
. Fit the six pieces together to form a cube.
First fill in the answers to the clues, then solve the sudoku.
A puzzle about a popular card game.
A puzzle about an old board game.
Solutions to Lewis Carroll's
Col. George Sicherman [