Reading, Grammar, and Math Help grades K-8

http://vclass.mtsac.edu/amla-51/Main%20Idea/Mainidea.htm

http://www.tv411.org/lessons/cfm/reading.cfm?str=reading&num=2&act=3&que=1

http://www.internet4classrooms.com/skill_builders/main_idea_language_arts_sixth_6th_grade.htm