Using a projector to create a 3D image on a 2D surface is an art form, really. It's like trying to put a square peg in a round hole, but with more explosions.
Throwing Shadows: A Primer for when the lights go out.
Or if you're feeling extra fancy, check out Liquid Light Shows for a truly mesmerizing experience.
Don't get too attached to your projector. It's like a relationship: it's always on the verge of burning out, but you can't let it go.
For the most part, Overheating 101 will teach you everything you need to know.