Algodoo : Algodoo gives you the opportunity to play with physics. Use your own hands and simple drawing tools to design construct and explore the world of physics. With simple functionality you can draw and interact with physical systems on your computer. Build and explore by click and drag tilt and shake.
Water Heater - water in pan drain valve is dripping Check out the full project I'm pretty new to this. We lost our hot water and when I went up to check on the heater I saw water in the emergency pan (it's draining fine) and the drain valve was very slowl