Feliks Zemdegs - Speedcuber - Yesterday, Mats Valk and I solved what we believe to be the world's largest fully-functional cube. It was built by Abe Wickham from Eighty20, and it measures
Mats Valk Solving A Rubik'S Cube In 5.55 Secs Breaking The World Record GIF - Mats Valk Rubiks Cube - Discover & Share GIFs
![Liberty Science Center :: Mats Valk, Feliks Zemdegs visit Beyond Rubik's Cube before US National Championships Liberty Science Center :: Mats Valk, Feliks Zemdegs visit Beyond Rubik's Cube before US National Championships](https://lsc.org/2e761142190809ad6813af3d7ed70586.jpg)
Liberty Science Center :: Mats Valk, Feliks Zemdegs visit Beyond Rubik's Cube before US National Championships
![Video shows 20-year-old Dutch man Mats Valk setting a new Rubik's Cube world record | Daily Mail Online Video shows 20-year-old Dutch man Mats Valk setting a new Rubik's Cube world record | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2016/11/07/07/3A23B9FD00000578-0-image-a-102_1478502980773.jpg)