I normally create Very Serious™ SolidWorks add-ins, but I wanted to try something different, something that makes no sense.

So I created Tetris. I call my version CADtris.

And because it works so well, I made it a free download so everybody can enjoy it :) 

There is a list of global high scores, plus a list of high scores within your company. Just share your Company ID with a colleague to battle for the top spot.

https://cadbooster.com/tetris-in-solidworks/