Lego’s stress test reveals the magic number is 37,112

April 16, 2013 Zoe Romano

lego clutch power


The question was simple: “How many times can I assemble LEGO bricks before they wear out?” And Phillipe Cantin found the answer  after building a machine to test it: it took 10 days and 37,112 assembling and disassembling actions.

He used an arm moved by a servo-motor, a infrared sensor validating if the lego was off or on, and an Arduino Uno controlling the machine. Here’s the video explanation of the machine and below another one after 102 hours into the ongoing test :

Stay tuned to Phillipe’s website as he said that he’s going to build a faster machine and right now he suggests:

Don’t try this at home. It’s long, noisy and cruel to LEGO bricks.