Two braintwisting solitaire games in one pocketsized case. Using combinations of colored connected beads, players complete colorful puzzles in two unique formats: tricky 2D puzzles and twisted 3D pyramids. To start, pick a design from the puzzle book, place some of the puzzle pieces into position as shown...thenfill the empty spaces with the remaining pieces. Hundreds of possible combinations, but only one completes the puzzle. For ages 7 years and up.