Aspyr has released a demo version of Harry Potter and the Chamber of Secrets, the second title based on JK Rowling's best-selling books.

The 18MB download offers a taste of the full game and is available here.

Notes accompanying the release promise gamers a chance to be Harry Potter: "Unlock the mystery at the heart of the Chamber of Secrets. With dire warnings from strange quarters and dark schemes afoot, Harry's second adventure will be every bit as magical and dangerous as his first. But this time the spells are more potent, the foes are more fearsome, and Harry's friends are more important than ever."

Features of the full release (£39.99 from Softline) include rich interactive environments, flying cars, new spells and dangerous opponents. New characters appear, as do new developments in the games recreation of Quidditch and wizard duels.