Put the pieces in the box to form an apparent cube.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shipping and will be ca...

Minima 2 Put the pieces in the box to form an apparent cube.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shipping and w...

"Chicago L" is a modification by the computer genius Donald Knuth of a Henry Ernest Dudeney puzzle, exchanged at IPP23 (2003) in Chicago by perennial exchange participant Stan Isaacs.  The puzzle consists of 12 L-shaped interlocking pieces which must be put together to form a solid square in which the lines form a continuous loop.   The puzzle is in its original felt pouch, complete with original instruction card and sealed solution sheet, as presented at IPP23. I will ship within the US as a...

Spheres is an incredible packing puzzle from Stephan Baumegger. It was a top 10 vote getter at the IPP design competition in 2019 and is one of the top voted packing puzzles on the mechanical puzzles discord. The puzzle is beautiful, from the ornate box to the carefully selected stone spheres. Your goal is to pack all the wood pieces with the spheres into the box such that the lid may slide closed.

"Just an 11 Piece Jigsaw" was an exhcnage puzzle from Brian Young at IPP40 in Jerusalem. Its a very tricky and smart design from Juno!

Up for auction is the WATERMELON² brain teaser designed by Aimee & Justin Tinker and was entered at IPP Design Competition & used as an exchange gift 2025 in Tokyo. The goal is to pack all pieces into the given box and create an apparent cube! Difficult but awesome! The puzzle is in great condition!  After the auction ends I will pro-actively contact the buyer and provide shipping options via Deutsche Post / DHL. After the preferred way of shipping is clear, I will provide final payment amoun...

Five Ducklings by Diniar Namdarian. Put the 5 ducks in the tray. A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shipping...

Put the pieces in the box so they form the bottom, back and side wall along the box.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer...

Carp 1 by Osanori Yamamoto. Restricted tray packing puzzle.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shipping and wi...

Identical Pieces Pack 5 by Osanori Yamamoto. Restricted tray packing puzzle.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pa...

Crystal Pack by Osanori Yamamoto. Restricted tray packing puzzle.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shipping ...

Tetrahex Pack 4 by Osanori Yamamoto. Restricted tray packing puzzle.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% with the average being approximately 48%.Buyer will pay shippi...

Patchwork Moon by Kohfuh Satoh. Restricted tray packing puzzle. In my opinion this is a very fun puzzle with an elegant solution.A little about myself and the puzzles. I am a solver / collector. I try to collect various types of puzzles from various designers / makers. I rotate new ones in to the collection and like to pass along puzzles to others. All the puzzles I sell are solved at least once by me. My home is smoke free and pet free. I keep the humidity where the puzzles are between 40-50% w...

Rocket Man was an exchnage puzzle from Stephan Baumegger at IPP41 in Houston. The goal is to pack all of the space themes pieces into the tray.

Lager Beer, designed by Nob Yoshigahara, made by Toyo Glass

description: 10 dissimilar pieces of peanuts must fit inside the glass. Finding the correct assembly is difficult because the pieces are quite similar. It's part of a series of food packing puzzles by Toyo Glass

Space Burr is a unique challenge from Boaz Feldman entered to the 2023 IPP Design Competition. "Arrange the magnetic burr pieces within the cage, so that they do not contact with one another." When assembled, this is a beautiful display piece. It includes some printed spacers to help with the assembly task if needed.

Wonders of Israel is a packing puzzle designed by Alexader Magyarics. There are two challenges where you must place all the provided pieces in the trays.

Rotamove cube was an exchange puzzle from Bernhard at IPP 40 in Jerusalem. The goal is to pack all the pieces into the acryllic box. It is a nice intro TIC which is great to explain how this type of puzzle works (and is still a nice little challenge for those more experienced)

Colorful Puzzle designed by Yoshimi HayakawaSomewhat large (7" x 5") plastic tray packing puzzle with multiple challenges for the colorful tetromino pieces included with the set.  Original challenges sheet (in Japanese) also includes instructions for a 2-player game using the tray and pieces.  Pieces are in good condition; tray shows some discoloration consistent with age.  There is also a crack on the left edge of the tray that does not go entirely through the plastic.-----Buyer is responsi...