Here are some spelling games for your kids:
*http://www.eduplace.com/kids/hmsv/smg/ (spelling by grade level) this one allows you to evaluate level.
http://www.candlelightstories.com/Games/StellarSpeller.htm (evaluate spelling levels)
http://www.eduplace.com/rdg/hmsv/ (by grade level)
http://www.funbrain.com/spell/
http://www.funbrain.com/whichword/index.html (word confusion)
http://www.funbrain.com/spellroo/index.html
http://www.primarygames.com/see-n-spell/see-n-spell.htm
http://primarygames.com/langarts/hangaroo/start.htm
http://www.bbc.co.uk/hardspell/starspell_game.shtml (hard to spell words)
http://www.quia.com/hm/114901.html (300 most frequently used words)
http://www.quia.com/ba/1506.html (100 most mispelled words)
