Guinness World Records has certified that this awesome machine built by Austin Granger (previously at Neatorama) is the world's largest K’NEX ball contraption. [https://youtu.be/Rc-bgMijF14] (YouTube link)Brickmani...

[http://youtu.be/KJhoIfiHjVE] (YouTube link)K'nex...  ...youtu.be/KJhoIfiHjVE] (YouTube link)K'nex builder Austron recently completed the largest K'nex ball machine...

[http://youtu.be/q76r-3z4Ckk] (YouTube link)YouTub...  ...outu.be/q76r-3z4Ckk] (YouTube link)YouTube member austron spent eight months putting this ball machine he c...