Practice English and math skills with factsheets, worksheets, quizes, games (some can be played on a Wii).
NOTE: These activities alone will not encourage higher order thinking.
A free comprehensive math resource site. Find free worksheets, math ebooks for elementary grades, extensive link list of games, interactive tutorials & quizzes, curriculum guide, and math teaching help articles/lessons. The resources emphasize understanding of concepts instead of mechanical memorization of rules.