NASA
Nasa: Oersted and Ampere Link Electricity
NASA provides a nice blending of the achievements of three scientists, Oersted, Ampere, and Maxwell. This done by NASA-sponsored International Solar-Terrestrial Physics group. Lots of pictures, diagrams, and scientific explanation. Good...
NC State University
North Carolina St Univ/oersted's Effect
Wonderful. You want video of what Hans Christian did 300 years ago? Here it is, quick, easy to show. You have to have Windows Media or equivalent. Nice job. Just the demo, nothing else.