Download or read book The Mystery of the Old Castle written by Marjorie Zimmerman and published by . This book was released on 1988 with total page 132 pages. Available in PDF, EPUB and Kindle. Book excerpt: While working as a baby sitter for two children living with their grandmother in an old "castle," fourteen-year-old Gail becomes suspicious of the accidents that befall the children and the strange noises heard at night from the locked tower.