Labysnakes design by Marcel Gillen, made by Alain Zalmanski and Gillen, put together 8 colored tricubes to make a 2x3x4 solid in 3 different ways with 3 different colored snakes. IPP 29 exchange.

Cube in Cube, by Constantin. Try to assemble the pieces inside the frame. Some tiny dings to a couple of the pieces.

Burr Circus, Stewart Coffin #116. Made by Allen Rolfs. This is a 3.4 burr, skewed. Rolfs has engraved his name on the end of one of the pieces. This was an IPP29 exchange puzzle.

An 8-piece pinned cube, very nicely made by Ken Ewers. IPP32 exchange puzzle, includes solution.

Karakuri Creation Group Xmas present 2008

Choreographed Motion, by Andreas Röver. Four pieces in a frame that interact with each other as you try to remove them.

Can you open the cylinder?

A nice puzzle that is not so easy to find now.

Remove the centre from the cube.

A brilliant puzzle from the elusive Roger D. This one show signs of handling over the years but functions perfectly.

A brilliant puzzle from the elusive Roger D. This one show signs of handling over the years but functions perfectly.

A fun challenge to get the red snake out of the frame.

A disentanglement puzzle from Loncrain Broxton (Lagoon Games)

This knife is actually not sharp but despite there being no spring mechanism in it you are able to get the blade to retract as though it has been pulled into the handle by a spring (if you know the secret). Maybe more of a magic trick than a puzzle but thought some might be interested in it.

This is an optical illusion whereby the coils can appear to be closer or further away than they really are. Presented by Muroi as a supplementary souvenir at IPP13.

Oskar Van Deventer's puzzle made by Tom Lensch from woods which include yellowheart, bloodwood, bocote, maple.

Nice little puzzle by Sam Cornwell, made by Eric Fuller from granadillo and curly maple.

A pair of Gregory Benedetti puzzles made by Puzzlewood,de . I offer them as a pair simply because their outward appearance is identical. The puzzles are quite different!

Terrific puzzle by Greg Benedetti beautifully realized in wenge, bubinga and leopardwood by Eric Fuller.

Designed by Greg Benedetti and made by Puzzlewood, this puzzle's disassembly begins very easily then becomes much more complicated!