Here is a collection of webpages that you may find useful or interesting:
Waterford Kettering Homepage:
www.waterford.k12.mi.us/kettering/
Edline (grades, attendance, etc.):
http://www.waterford.k12.mi.us/edline/intro.htm
For homework help and studying:
WebElements (Periodic Table & other chemical info):
http://www.webelements.com/
Calculator/Converter (open "Sidebar" for a unit converter!):
http://www.ecalc.com/
HyperPhysics Chemistry Page:
http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html
For science articles and current events:
The NY Times Science News:
http://www.nytimes.com/pages/science/index.html
Discover Magazine:
http://discovermagazine.com/