Strongsville City Schools - http://www.strongnet.org 

Scholastic Books - " target="_parent">http://

Science - http://my.hrw.com
               http://cellsalive.com
Health - http://kidshealth.org
                         

Vocabulary Review - http://spellingcity.com/Fitzgeraldc/
Reading / Language Arts - http://www.harcourtschool.com

                                     
Story Elements - http://www.learner.org/interactives/story/

Math - http://www.everydaymathonline.com
            http://www.ixl.com/math/grade-6

            http://math.about.com

            http://mathisfun.com

 

Weather - http://www.weather.com 

Learning Link - http://khanacademy.org
Below are sub-categories on the Khan website where you may find useful topics demonstrated.
Algebra worked examples
Arithmetic
Biology - cells
Developmental Math
Geometry
Pre-Algebra