Oh Noes! Scratch project cannot display.Flash player is disabled, missing, or less than version 10.2.
I present the fully-functional, 1s1s1c Angry Birds Catapult! Turbo mode required.
Here's a 3D architecture project by Scratchifier: http://scratch.mit.edu/projects/Scratchifier/3073412
Scratch is a project of the Lifelong Kindergarten Group at the MIT Media Lab