unsolved mysteries ghosts

Mystery at the Softball Nationals (Book 13) - (Ava & Carol Detective Agency) Large Print by Thomas Lockhaven (Paperback)

CAM Jansen: CAM Jansen and the Valentine Baby Mystery #25 - (Cam Jansen) 25th Edition by David A Adler (Paperback)

CAM Jansen and the Tennis Trophy Mystery #23 - (Cam Jansen) by David A Adler (Paperback)

The Mystery of the Maze Monster - (You Choose Stories: Scooby-Doo) by John Sazaklis (Paperback)

The Home Run Mystery - (Boxcar Children Mystery & Activities Specials) (Paperback)

The Sleepover Mystery - (Museum Kittens) by Holly Webb (Paperback)

Iggy Peck and the Mysterious Mansion - (Questioneers) by Andrea Beaty

Benny Uncovers a Mystery - (Boxcar Children Mysteries) by Gertrude Chandler Warner (Paperback)

Merriam-Webster's Activity Mysteries: Follow the Stars! What Happened on Mars? - by Tish Rabe (Mixed Media Product)

Blue Bay Mystery - (Boxcar Children Mysteries) by Gertrude Chandler Warner (Paperback)

CAM Jansen: The First Day of School Mystery #22 - (Cam Jansen) 22nd Edition by David A Adler (Paperback)

The Code-Breaking Mystery - (Boxcar Children Mysteries) (Paperback)

The Octonauts & the Great Ghost Reef - by Meomi (Hardcover)

The Mysterious Cases of Mr. Pin - by Mary Elise Monsell (Paperback)

Please Don't Scare the Ghost - by Carrie Williford (Hardcover)

The Great Spy Showdown - (Boxcar Children: You Solve the Mystery!) by Gertrude Chandler Warner & Jm Lee (Paperback)

The Batman & Scooby-Doo Mysteries Vol. 6 - by Ivan Cohen (Paperback)

The Disappearance and the Diary - (The Manor Mysteries) by Eileen Biltmore

The Haunted House Next Door - (Desmond Cole Ghost Patrol) by Andres Miedoso (Hardcover)

The Orange Outlaw - (A to Z Mysteries) by Ron Roy (Paperback)

The Secret of Moonrise Manor - (A Raven Gallows Mystery) by Stephanie Bearce (Hardcover)

The Mysterious Island - (Jules Verne Collection) by Jules Verne (Paperback)

Keep 'em Flying - (Heroes on the Home Front Mysteries) by Nell Branum (Paperback)