Puzzles by Type
Slocum's Classification is probably the most widely used classification for mechanical puzzles. James Dalgety has also published an even more detailed list of classification which he uses to group puzzles in his collection. See his classification page at The Puzzle Museum website.
We've sorted puzzles into more generalised groups to help you find the puzzle you're looking for.
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Hexominoes Challenges
You are given seven pieces and a frame with a letters & numbers grid p...$31.82