Have you seen the "Student Interactives" available from http://www.readwritethink.org/? They are free and they look like they will be very useful! They have a bunch of different interactives available for grades K-12. I can't wait to see what my kids think of these!
P.S. Don't forget that my giveaway ends tonight at 7pm! Make sure you enter to win Brooke Perry's fantastic Fairy Tale Unit!