This week in apps features The Night Before Christmas set to the music of Peter, Paul and Mary, Fall Fright: A Scooby-Doo You Play Too Book, in which Shaggy and Scooby get caught in a storm with ghosts and monsters, and The Art of the Adventures of Tintin, an app that goes behind the scenes of the film's art and design. Finally, Scholastic's first I Spy app, Match Attack, hits the App Store this week.

Title: The Night Before Christmas

Publisher: Touchoo Ltd.

Release date: December 12, 2011

Price: $3.99

Background: The classic Christmas poem is told with the music of Peter, Paul and Mary and the illustrations of Eric Puybaret.

Features: Narration by Mary Traverse, read myself, read to me, and record myself modes, control over sound and music, auto page-flip.

Title: Fall Fright: A Scooby-Doo You Play Too Book

Publisher: ScrollMotion, Inc.

Release date: December 15, 2011

Price: $0.99 (special price for limited time)

Background: Scooby and Shaggy head into town to pick up movies and snacks for a fun-filled night at Velma's house, but get caught in a storm with ghosts and monsters. Players help them find all the Zoinks Points and solve the Fall Fright puzzles.

Features: Word highlighting for young readers, professional narration, record your voice reading the story, or have your children record their own, visual index.

Title: The Art of the Adventures of Tintin

Publisher: HarperCollins

Release date: December 21, 2011

Price: $5.99

Background: Players can immerse themselves in the world created by the filmmakers, exploring and interacting with various features such as the transformation of concept illustrations into final shots for the film and hearing insights from artists and filmmakers on the movie.

Features: 360-degree immersive environments, 360-degree turnaround characters, video clips.

Title: I SPY Arcade: Match Attack

Publisher: Scholastic Inc.

Release date: December 21, 2011

Price: $2.99

Background: Determine the relationship of objects as you race against time to clear the gameboard and advance to the next level. Clear the moving objects on the gameboard by matching them with objects from the shooter.

Features: Objects match in different ways, from exact matches to things that go together (like a racket and tennis ball), 65 levels, power-ups, "Super Challenger" rounds.