SpellingCity is a free website that will use your spelling list to Teach You, Test You or Play a Game (such as Match It, Alphabetize, Hang Mouse, Word Search, Unscramble, Audio Word Match, Which Word, Missing Letter, Sentence Unscramble and crosswords) – all using your spelling list. Some activities are printable as well.
This site was recommended by 5th grade teachers of an international school in Europe (Frankfurt International School).