7Instructables205,547Views10CommentsIstanbul/TurkeyJoined July 21st, 2012
My name is Erhan. I am a mechanical/manufacturing engineer. I am an amateur puzzle collector, craftsman and designer. I like mechanical puzzles, board games and wood works. I write also a small non commercial blog "Diypuzzles" for sharing my ideas and craft projects with other puzzle enthusiasts .


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