Curated OER
Magnets
Students explore magnetism by observing a series of 8 magnet "tricks" performed by the instructor. In this magnets lesson plan, students predict which items will be attracted to a magnet and experiment to see if they predicted correctly....
University of Colorado
University of Colorado: Physics 2000: More About Visualizing Electromagnetic Waves
Discusses the nature of an electromagnetic wave. Explains the oscillating electric field and represents it through clever graphics and animations.