"Beware brave souls, you're trapped! In the middle of a carnival, you discover a mysterious building and you're in for the fright of your life! Locked in this strange place inhabited by vampires, dancing ghosts, and even Frankenstein, you must now find a way to escape. Will you be able to solve the bizarre puzzles and rise to the challenge? It will take everything you've got to make it out safely. Bring the excitement of the popular escape room activity with you everywhere you go in this third book, Madam Mortell's Haunted House. You will need to keep your cool to free yourself because who knows what terrifying monsters you'll encounter along the way!"-- Provided by publisher.