Construction toy expert Austin Granger, from Minnesota, has built the world’s largest K’NEX ball contraption. It measures 912 feet long, has 126,285 pieces, and was recently recognized by the Guinness World Records.
“Every time I build one of these machines, I learn more about K’NEX as a material for building and engineering,” said Granger. “I just get a lot of satisfaction from finding problems and solving them myself.”
Nearly 1,000 feet long
Check it out in action
If you thought that was cool… Check out this insane giant marble maze some guy built. Also, make sure to give this a share on Facebook before you go.