Visit Bigiqkids.com and click on "Spelling" under "Competitions." You can practice, or create and enter existing contests with family, friends or others. After you choose what you want to do, it will ask you to register a user name, password, your first name and last initial, grade level and email address. You can then create whichever game you want. Be sure to turn the sound up on your computer because you will have to correctly spell words that you hear within 90 seconds.
This site is based on the musical of the same name. Visit Spellingbeethegame.com and click on "Start Spelling." Choose your speller, and the boy or girl you select will show up on the stage. You will see several blank boxes with boxes underneath that say: "Hear the Word," "Definition," "Sentence" and "Check It." Be sure the sound is up on your computer. This site may be best suited for middle- and high-school students.
Visit Learner.org and choose from grade levels one through 12 on the drop menu and click "OK." Type in your name, then click "Next." A box will appear with instructions. Turn up the sound on your computer and click on "Begin." Type the appropriate words in the blank boxes within the sentences.
Visit the Lee's Summit School District site (http://its.leesummit.k12.mo.us) for a list of 18 different spelling activities with names such as Drag 'n' Spell, SpellaRoo and Spin and Spell. The spelling games on this site specify the appropriate age group before you play them.