1. A book that's published in 2021 (46 books added)

2. An Afrofuturist book (20 books added)

3. A book that has a heart, diamond, club or spade on the cover (46 books added)

4. A book by an author who shares your zodiac sign (56 books added)

5. A dark academia book (24 books added)

6. A book with a gem, mineral, or rock in the title (47 books added)

7. A book where the main character works at your current or dream job (39 books added)

8. A book that has won the Women's Prize for Fiction (11 books added)

9. A book with a family tree (31 books added)

10. A best seller from the 1990s (36 books added)

11. A book about forgetting (25 books added)

12. A book you have seen on someone's bookshelf (in real life, on a zoom call, in a TV show etc) (33 books added)

13. A locked room mystery (22 books added)

14. A genre hybrid (32 books added)

15. A book set mostly or entirely outdoors (49 books added)

16. A book with something broken on the cover (31 books added)

17. A book by a Muslim American author (24 books added)

18. A book that was published anonymously (22 books added)

19. A book with an oxymoron in the title (14 books added)

20. A book about do-overs or fresh starts (38 books added)

21. A magical realism book (39 books added)

22. A book set in multiple countries (29 books added)

23. A book by a blogger, vlogger, YouTube video creator, or other online personality (27 books added)

24. A book whose title starts with 'Q', 'X' or 'Z' (16 books added)

25. A book featuring three generations (grandparent, parent, child) (41 books added)

26. A book about a social justice issue (41 books added)

27. A book set in a restaurant (21 books added)

28. A book with a black and white cover (33 books added)

29. A book by an Indigenous author (29 books added)

30. A book that has the same title as a song (27 books added)

31. A book about a subject you are passionate about (28 books added)

32. A book that discusses body positivity (19 books added)

33. A book found on a Black Lives Matter Reading List (22 books added)

34. A book in a different format that what you normally read (audiobooks, ebooks, graphic novels etc) (39 books added)

35. A book that has fewer than 1000 reviews on Amazon or Goodreads (OR STORYGRAPH!!!) (122 books added)

36. A book you would think your best friend would like (39 books added)

37. A book about art or an artist (31 books added)

38. A book everyone seems to have read but you (39 books added)

39. Your favourite prompt from a past POPSUGAR reading challenge (14 books added)

40. A book set somewhere you would like to visit in 2021 (22 books added)

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41. ADVANCED - the longest book (by pages) on your TBR list (36 books added)

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42. ADVANCED - The shortest book (by pages) on your TBR list (33 books added)

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43. ADVANCED - The book on your TBR list with the prettiest cover (26 books added)

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44. ADVANCED - The book on your TBR list with the ugliest cover (15 books added)

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45. ADVANCED - The book that's been on your TBR list for the longest amount of time (24 books added)

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46. ADVANCED - A book from your TBR list that you meant to read last year but didn't (55 books added)

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47. ADVANCED - A book from your TBR list you associate with a favourite person, place or thing (20 books added)

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48. ADVANCED - A book from your TBR list chosen at random (14 books added)

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49. ADVANCED - A DNF book from your TBR list (19 books added)

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50. ADVANCED - A free book from your TBR list (gifted, borrowed, library) (39 books added)