11. A book from a historical fiction genre

12. A book related to glass

13. A book about a woman in STEM

14. A book with fewer than 5000 ratings on Goodreads

15. A book without a person on the cover

16. A book related to Earth Day

17. A book from NPR's Book Concierge

18. A book by an Asian or Pacific Islander author

19. A book that involves alternate reality, alternate worlds, or alternate history

20. A fiction or nonfiction book that is set during 1900 -1951