Our additional Card Sets are great for extending play with Tangoes Puzzle Games. Now we've added seven new sets to our collection for even MORE hours of Tangoes challenges: Card Sets 6 though 12! Each pack includes 54 challenging puzzles and solutions on 27 cards - packaged in a slim, resealable plastic container with vibrant new packaging graphics. Each deck fits perfectly into the Tangoes Puzzle Game case.(Note: These card sets are not in order of difficulty; each set simply contains new and different puzzles).