www.cogcon.com/gamegoo/gooey.html: This site has fun games to practice letter recognition, letter/sound correspondence, word order, fantasy v. reality, and alphabetical order.
www.internet4classrooms.com/skills_1st.htm: This site has amazing math and language arts games designed specifically for first graders. Scroll down to the bottom for the language arts games.
www.k111.k12.il.us/KING/math.htm#Facts : This site has a large amount of online math games. I played the fact challenge and Space hopscotch. They were both a lot of fun!