Also known as the Boat Puzzle and the Seven Second Puzzle this is one of the most novel magical puzzle with a trick solution.
It consists of a boat shaped plastic box with a clear cover. There are two steel balls in the box, and the object of the puzzle is to maneuver the two steel balls onto two ledges on either side of the boat.
No matter how they try, this seems impossible until you know the very clever secret. And once you know the secret, you can do this in a second.
Supplied complete with instructions, this is an excellent item for your own use, or as a gift or promotional item. Available at a special discount price for bulk quantities.