Funschool offers free online educational elementary games for kids as well as printable activities, coloring and crafts that will help kids learn and get ready for school. Categorized for grades Pre-K through 6th.
Printable worksheets and worksheet generator. Many worksheets free. Upgrade to premium for 1000s of worksheets for only $19.95/year. Worksheets are supposed to be tied to the common core by September 2013.