We did it! Edna and Harvey broke out!
There's still plenty to be done before the credits roll, though. First things first - get your bearings.
Unlike normal walkthroughs, in Nice Game Hints you can select just the puzzle you want hints for. Here are listed the puzzles for "After escaping the asylum" in Edna & Harvey: The Breakout. The guide you choose only contains information about that puzzle, reducing possible spoilers for other puzzles.