The link below is a GREAT website to help you understand fractions. The steps are broken down for you, and there's a bunch of cool, colorful graphics to make it interesting:
http://www.coolmath4kids.com/fractions/
Check this out if you want to see videos and images on the rock cycle.....the claymation one is pretty entertaining:
http://www.classzone.com/books/earth_science/terc/content/investigations/es0602/es0602page02.cfm
Go to Mad Libs Junior and create hilariously crazy stories by filling in the blanks!
http://www.funbrain.com/brain/ReadingBrain/ReadingBrain.html
