What would happen to the world if there were no super heroes? It would probably have been captured by evil characters and the inhabitants would have had a very hard time. Collect pictures from the many parts into which they were divided. Place each piece in its proper place. jigsaw puzzle, human jigsaw puzzle, puzzle collection, brain teaser, cognitive training, relaxation, stress relief, gift for puzzle lover, educational puzzle, mental stimulation, world building, piece together, challenge, spatial reasoning, intricate puzzles