The ultimate stocking stuffer. The kids will be lost for hours. Or else, they'll be easily frustrated, toss it aside and you'll spend hours trying to solve it. Either way, someone is entertained!
Brainteasing game. Simple, no parts to lose, put it in your pocket and take it with you! Challenging, yet almost anyone can play.
I'm still figuring this thing out. What has it been, over 18 years?