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The 15 Puzzle Book: How it Drove the World Crazy: Slocum, Jerry, Sonneveld, Dic: 9781890980153: Amazon.com: Books
![The goal state for the 15-puzzle ( left ) and a state two moves from... | Download Scientific Diagram The goal state for the 15-puzzle ( left ) and a state two moves from... | Download Scientific Diagram](https://www.researchgate.net/profile/Roni-Stern/publication/276157858/figure/fig5/AS:294567401279492@1447241749969/The-goal-state-for-the-15-puzzle-left-and-a-state-two-moves-from-the-goal-right.png)
The goal state for the 15-puzzle ( left ) and a state two moves from... | Download Scientific Diagram
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Vintage Rudolf Steiner Co. "The 15 - Puzzle" Sliding Numbers Game 1940's USA | Number games, Rudolf steiner, Puzzle
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