Rob Beschizza at 6:12 am Tue, Apr 15, 2014
ADVERTISE AT BOING BOING!
Arrow keys to move, and you can push one block one space. That's pretty much it for this perfectly absorbing browser game!
It comes in two flavors: the more elaborate original by Patacorow, and the ultrasimplified Puzzlescript demake by rmmh. (Source code.)
Previously: Ghost Ship, free pirate-themed browser game