Current examples of commercial edge-matching puzzles include the Eternity II puzzle, TetraVex, Dodek Duo, Kadon Enterprises' range of edge-matching puzzles, and the Edge Match Puzzles iPhone app.
TetraVex is also available as an open source game on the GNOME desktop as part of the GNOME Games collection under GNU GPL.
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The tiles are also known as McMahon Squares, named for Percy McMahon who explored their possibilities in the 1920s.
TetraVex |