Putting things together Tetris-style in real life would be fun. Especially furniture:
The Confluence line from Ligne Roset can be pieced together! Unlike Tetris however, the pieces don't drop freely from the sky; you need to buy them. The modular seating comes in a variety of colors.
[Ligne Roset]
[Via Curated]
Related: Party At My Place: The Perfect Sectional For Your Next Orgy,The Sweet and the Low: Wraparound Bookcases