1. To solve the mystery, go on a book hunt!

2. Look in The Top 10 Places Library Books Hide 3. #1 On Your Bookshelf 4. #2 Under the couch 5. #3 Under the Seat of the Car 6. #4 In Desk Drawers 7. #5 In the Sofa Cushions 8. #6 Under the Bed 9. #7 In Your Brothers or Sisters Backpack 10. #8 In the Trunk of the Car 11. #9 Packed in a Moving Box 12. #10 In Your Classroom or After School Care 13. Mystery Solved? Return Your Books By May 22!