FreeRice - Answer vocabulary questions and donate grains of rice to help world hunger.  Advanced level vocabulary.

Spelling City - Spelling and vocabulary website that helps kids learn in an entertaining way.  See the The Book Chook review

StoryFort is a digital publishing company specializing in interactive books for kids. Story Fort’s products provide fun story telling for children, while developing their reading skills and engaging their imaginations. Literacy Launchpad reviewed this product

WordAhead Vocabulary Videos Great for teens and ESL learners. Short review on www.susanstephenson.com.au/Book Chook Blog Bitz

Weboword  

Using picture books to start conversations about word choice - interesting article by Franki Sibberson at Choice Literacy.