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JUMP DIRECTLY TO SLIDE Overview 1796 Cayley Helicopter Model Cayley s 1804 Glider Alphonse P naud s 1871 Planiphore Alphonse P naud s 1872 Helicopter: A Flying Toy That Changed History Alphonse P naud s 1871 Planiphore P naud s Ornithopter Rocket Science: Newton s Second Law Rocket Science: Thrust Early Reaction Propulsion for Models: Jetex Early Reaction Propulsion for Models: Jetex Early Reaction Propulsion for Models: Jetex The Early Space Age Orville Carlisle s 1954 Rock-a-Chute Orville Carlisle s 1954 Rock-a-Chute Model Rocket Flight: A Safe Way to Experiment with Reaction Propulsion Model Rocket Flight: A Wide Array of Possible Flight Profiles Estes Industries: Making Safe Reaction Propulsion Available to All Rocket Science: Engine Construction Rocket Science: The Engine Code Rocket Science: Impulse and Momentum Rocket Science: Impulse and Momentum Rocket Science: Impulse and Momentum Rocket Science: B.O.E. Altitude Prediction Rocket Science: The Aerodynamic Drag Force Rocket Science: Stability Rocket Science: Stability Rocket Science: Stability Rocket Science: Numerical Simulations Rocket Science: Numerical Simulations Rocket Science: Numerical Simulations        synchronize audio with current slide