Title: Case of the bookstore burglar
Description: After a bookstore opens next door to their parents' pizza shop, strange things begin to happen. Bookshelves collapse, the fire alarm goes off, and the books disappear. Is someone sabotaging the bookstore? And when a secret message appears in the wall between the two stores, can nine-year-old Pete and eleven-year-old Penny Pizzarelli crack the case?
Subjects: Brothers and sisters, Juvenile fiction, Fiction, Bookstores, Mystery and detective stories, Children's fiction, Siblings, fiction