Do you think when Alexey Pajitnov designed Tetris back in '85 he realized it would become such a cult classic? Not only have millions upon millions of people wasted millions upon millions of hours playing the modular puzzle game, but tons of designers have found ways to integrate the design aesthetic of the game into their products. Here's some of the coolest Tetris gear...

Show Your Love for Retro Video Games at Work
The Tetris Machine: Finally Tetris in Real Life
Mystakes Icetris Ice Cube Tray
Final Frame: Furniture Commemorating Tetris
Lucite Tetris Bracelet
REK: An Amazingly Unique Tetris-Like Bookcase
Tetris Chairs