) Watch What Happened in the Tunnel (Edwin S. Porter, 1903) viewable at http://www.youtube.com/watch?v=YCa59e-qOAU Watch it several times–it’s 1 minute long and silent—there is no sound. […]
1. Select “Friction” in the Energy Skate Park: Basics HTML5 simulation. You should see a U-shaped track with a skateboarder nearby. Check the “Pie Chart”, “Bar Graph”, […]