Here are some resources and ideas to help everyone learn about the life and important contributions of Dr. Martin Luther King.
You can learn a lot from simply watching this video developed by (I think) a 2nd grade class. (Please help me find the original source so that I can properly cite and acknowledge their outstanding work.) You could also do something similar with your students using VoiceThread, Prezi, SlideCast, Flowgram, StoryBlender, or Zentation.
Find more videos like this on Classroom 2.0
Here are a few more resources:
History of Martin Luther King, Jr. Day – Video from Biography