Make some math flashcards! http://www.aplusmath.com/Flashcards/index.html
A great way to practice adacemics through interactive, fun games: http://www.funbrain.com
An interesting website dealing with current events: http://www.scholasticnews.com
Make a bingo game! http://www.dltk-cards.com/bingo/bingo1.asp
A fun site helpful in making holiday cards! http://www.ivyjoy.com
Make word searches and crossword puzzles! http://www.puzzlemaker.com
Learn a word of the day! http://www.wordcentral.com
Try an Everyday Math game! http://www.emgames.com