Poptropica, one of Time magazine's top 50 websites of 2011 and created by Jeff Kinney, author of Diary of a Wimpy Kid, comes a new series of illustrated chapter books based on the website's most popular story lines. The princess of the Kingdom of Arturus has been kidnapped by an evil inventor named Mordred who has taken her off into space. Our hero now must learn to build his own space craft and travel to the stars on an intergalactic quest to rescue the princess and save the kingdom of Arturus.