Source google image: https://thumbs.dreamstime.com/z/peer-to-peer-text-under-white-jig-saw-puzzle-person-holding-jigsaw-piece-50581977.jpg
Puzzle jig
Source google image: https://thumbs.dreamstime.com/z/peer-to-peer-text-under-white-jig-saw-puzzle-person-holding-jigsaw-piece-50581977.jpg