http://www.ptable.com/
Link to the 8th grade science Prentice Hall text book Prentice Hall site where lessons from the book can come to life!
Link to NASA activities in science http://newali.apple.com/ali_sites/ali/exhibits/1000847/
Link to Physical Science topics we study in eighth grade http://www.woodford.k12.ky.us/technology/trt/khogg/msscience.htm
Link to chemistry building atoms http://www.classzone.com/books/earth_science/terc/content/investigations/es0501/es0501page05.cfm?chapter_no=investigation
Link to chemical and physical changes http://www.usoe.k12.ut.us/curr/science/sciber00/8th/matter/sciber/chemchng.htm
Link to element and periodic table information http://www.webelements.com