Educators are increasingly creative in their use of the media. There are some amazing, highly entertaining and expensively produced television shows which can be accessed via computer or television. Teaching history by using the History Channel or the Discovery Channel makes history come alive.
For elementary science classes use You Tube. One such example is 5 Scientific Experiments with Glover: https://www.youtube.com/watch?v=BeLT-O8Mz2M