There's a Haunted Lighthouse at the beach! There is something spooky about the Back Bay Lighthouse: the mysterious basement, a history of accidents, and reports of someone sneaking in at night. Some say the lighthouse is haunted by the ghosts of sailers. Now the blueprints for the Back Bay Lighthouse have been stolen, and Zoey and Sam are determined to figure out why. They search old records and ask around town, but the secret may be hidden in the lighthouse itself! The Pebble Beach Mysteries are chapter book mysteries for 3rd-4th graders that can be read in any order.