So he built a small machine designed to stress test a pair of six-stud Lego bricks, repeatedly assembling and disassembling them until they no longer held together on their own. After ten full days of testing, it turns out the magic number was 37,112 attempts—which is amazing. Of course that number will certainly vary from piece to piece, but it's good to know your Lego collection can endure more playtime than you can probably throw at it in a lifetime. [Phillipe Cantin via Arduino Blog via Make]
How Many Times Can You Stack a Lego Brick Before It Stops Connecting?