Khuong Nguyen

Ph.D, M.Phil, B.Sc

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  Metal Puzzles

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    The Jolly Nigger Puzzle

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    The Three-leaf (Anatoli Kalinin)

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    UFO puzzle

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    Unknown wire puzzle #1

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    Unknown wire puzzle #2

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    Penny Bank (Phil Wigfield)

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    Rock-it Burr (Ali Morris)

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    The Horse Catcher

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    Mini String Puzzle (Ad van der Schagt)

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    2 Fishes (Doug Engel)

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    Houses and Factories Metal (Dick Hess)

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    Nine of Swords Metal (Sid Sackson)

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    Stuck Bolt

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    Thumb War (Bits & Pieces)

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    Utopian Cube Metal (Markus Gotz)

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    Bandit (Matt Williams)

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    Bandit (Matt Williams)

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    Pinball Wizard (Matt Williams)

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    Metal Globe (Dario Uri)

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    Curio

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