Here are some WWW sites to use for assignments.  

Click LINKS hereYou should know
Animation of Earth, Moon, Sun system.You will need the Shockwave Player, click to download.  
Lots of controls to explore.  Press start, then try viewing eclipses from the Sun!
Science News for KidsNews items from the publishers of Science News.  Use for science news reports.
  Report template (MS Word format, right click and save link as ... )  Report template (as html).