SimplePhysics!

SimplePhysics lets you design complex structures for everything from tree houses to ferris wheels and then simulates your design with a sophisticated physics engine. A wise person once said: An engineer is someone who can do for a dime what any fool can do for a dollar. Features* Realistic physics simulation* Ragdoll physics* Slow motion mode* Stress display shows problem areas in your design* Wide variety of levels * Finger Test - smash your design to pieces, or blow it up with realistic explosions * Save/Load designs* E-mail your blueprints to your friends* Universal support for the iPad