Discover the secrets behind some amazing inventions Through observation, experimentation, and perseverance, humansthrough the ages have managed to solve a whole array of perplexingproblems. These solutions have included such incredible inventionsas the parachute, the periscope, the solar water heater, thesuspension bridge, the stethoscope, and many more. Now, with Builda Better Mousetrap in hand, you too can experience your own Eureka moments...