Play Pipe Dream online
Pipe Mania (also known as Pipe Dream is a tile-matching (sort of) puzzle game about flowing liquids developed by The Assembly Line in 1989. You must build a path made of pipe pieces to let a green liquid (sewer goo?) flow. It's simple, original and addicting, that's why Pipe Mania was cloned a number of times.
How to play Pipe Dream
CTRL+F11: slow down emulation, CTRL+F12: speed up.
At the copy protection screen, just choose any combination of tiles and go on.
Pipe Dream runs using Emularity.