Across
- 2. The setting/town.
- 8. Real name is Xavier Glitts.
- 9. Known as "Glitter Man."
- 10. Genre of book.
- 11. Puzzle pieces that helped solve the mystery.
- 14. The university in their town.
- 15. A guy who received one of three mysterious letters.
- 16. Wrote the book Lo!
- 18. Dreamer of "A Lady Writing."
- 19. Author of book.
- 20. Teacher; receiver of one of three mysterious letters.
Down
- 1. A number that was an important number.
- 3. This valuable art was stolen.
- 4. Building where "A Lady Writing."
- 5. A person, also an animal mentioned a lot in the book.
- 6. The kind of school Calder and Petra went to.
- 7. Artist who created "The Geographer's Box."
- 12. Old Lady; receiver of one of three mysterious letters.
- 13. Illustrator of book.
- 16. Boy who loves pentominoes.
- 17. The color M&M's Calder and Petra eat.
