This is an impossible object! The puzzle is to decipher how it was made and how it functions.The Monkeys Nuts is Two Brass Monkeys' take on Scott Eliott's "Its Nuts" design. Originally only available in 3D print by Scott, our version is a beautifully crafted solid brass bolt with two nuts threaded on it. But all is not as it seems! A fine piece of mechanical engineering makes this bolt very, very special.To remove one nut turn it clockwise. To remove the other, turn it counterclockwise. If you h...

This puzzle is a exchange puzzle by George Miller for the International Puzzle Party 31 held in Berlin, Germany 2011 Objective: Try to understand how it was constructed. Packaging: Zip lock bagPreliminary estimate of shipping costs from the Netherlands. Netherlands: from 0 - 2 kg max. approx. $ 13.50 Europe 1: from 0 - 2 kg max. approx. $ 23.00 to Belgium, Germany, France, (incl. Corsica and Monaco), Italy (excl. San Marino and Vatican City), Luxembourg, S...

This puzzle is a exchange puzzle by Frank Potts for the International Puzzle Party 25 held in Helsinki, Finland 2005 Objective / Description: An imp is a mischievous prankster, who delights in playing tricks on unsuspecting humans. I am plagued with them in my workshop. One trick they played was to take some nails I had left out, and put them through a bunch of wooden rings. How they did this is a mystery, but I hope that you will enjoy their bit of trickery. Packag...

This puzzle is a exchange puzzle by Saul Bobroff for the International Puzzle Party 25 held in Helsinki, Finland 2005Objective / DescriptionThe purpose of the Chain puzzle is to find out how it was made.The silicone rings have always been one piece. The Zebrawood has always been one piece.Packaging: Zip lock bagPreliminary estimate of shipping costs from the Netherlands.   Netherlands: from 0 - 2 kg max. approx. $ 13.50 Europe 1: from 0 - 2 kg max...