This rope puzzle is very challenging. Players attempt to disentangle the puzzle through a variety of moves; however, there is only one way the puzzle can be solved. Launch date: April 2007.

The simple-looking disentanglement puzzle is more challenging than it looks. Although there seems to be multiple solutions, there is really only one way to solve it. Launch date: April 1997.

In this ladder disentanglement puzzle, players use over 21 moves to solve the puzzle. Although there seems to be multiple solutions, there is really only one way to solve the puzzle. Launch date: April 1987.

This disentanglement puzzle is the first and best-selling Uncles Puzzles item. The horseshoe puzzle is an ageless classic. Launch date: April 1981.

Not for the patience impaired, this is one of the more difficult puzzles to solve. The puzzles are hand made from 1/4" (some connecting pieces are 3/16") high-quality steel that is capable of withstanding all usual and common proper hand manipulation, as well as "creative" attempts to make the solution easier. Each Uncles Puzzle is shipped in an attractive three-color gift box with the solution. Launch date: May 1997.