Useful Links:
Math Puzzles:
http://kenken.com/
http://www.kakooma.com/
Leveled Books lists:
http://libguides.weston.org/c.php?g=433921&p=3019176
Fact Practice:
https://xtramath.org/#/home/index
Time For Kids:
www.timeforkids.com
Spelling City:
http://www.spellingcity.com/
www.brainpop.com/