2025 & 2026 Reading Challenge discussion

I SPY
Duration: January 1 - December 31, 2026

I Spy is back for another year with all new prompts! What can you spy with your little eye? This challenge invites you to take a closer look at the covers and titles on your shelves and see what hidden treasures you can uncover!

Read a book with a title word or cover image to fit each category. This is YOUR challenge, so you can interpret the categories in ways that work best for you.

We have listed some ideas/examples of what we are looking for but you DO NOT have to use them; these are just to get you started - anything that fits the category is fair game.

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

How to Participate:

1. Post here telling the challenge leader how many books you plan to read.
You may choose your books at the beginning, or add them as you go. You may join any time during the year, and may change your goal whenever needed.

2. When you finish books for the challenge, edit your original post or member’s corner thread to add them.
Instructions are in the how-to link below.

3. To have your progress updated, post a new comment here to let the challenge leader know.
Every time you post an update, be sure to include your original (sign-up) message number, the number of books you have completed, and your goal. We use your original message number to identify you, since multiple members may have the same profile name.
Example:
Update to message 32: 2/25 books read!

For more information about how our challenges work, visit this how-to thread or ask your challenge leader.

P.S. Please do not delete posts! It changes the message numbers, complicating the update process for both leaders and participants. If you wish to leave the challenge, simply post a comment here to let us know. You may edit your original post to say {deleted}. Thank you!

Participants:

Amanda - 0 / 36
Amy - 0 / 36
Angel **Book Junkie** - 0 / 36
BarbaraBrubru - 0 / 20
Bubbles - 0 / 36
Carrie Carey - 0 / 36
Chalmation - 0 / 25
Chrissie - 0 / 10
CrazyAsACupcake - 0 / 10
Jessica - 0 / 25
Kalyn - 0 / 12
Kristina - 0 / 36
KSMary - 0 / 36
Lara - 0 / 36
Laura - 0 / 36
Megan BG - 0 / 20
Missy - 0 / 36
Rachael - 0 / 15
SarahKat - 0 / 36
Syd - 0 / 36
TerryJane - 0 / 36
Victoria - 0 / 12
Whitney - 0 / 36

Reserved by Backup Mod

I love the prompts! I'll join for all 36. *squeal*

Sign me up for all 36. I'll try and complete it

Edit: currently just have 7 left to find books for. List will be posted at some point hopefully. I googled if most count as I Spy answers, but I can try and find alternatives if it doesn't actually fit.

Please sign me up for all 36.

I SPY
Duration: January 1 - December 31, 2026

Read a book with a title word or cover image to fit each category. This is YOUR challenge, so you can interpret the categories in ways that work best for you.

Goal 0/36

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

I'm in for all 36!

Progress: 0/36

1. In the awards - crown
Stacey's Book by Ann M. Martin
2. In winter - snowflakes
Back in a Spell by Lana Harper
3. In the forest - tree
The Immortalists by Chloe Benjamin
4. In the kitchen - wineglass
Drunk on Love by Jasmine Guillory
5. At work - bodyguard
The Bodyguard by Katherine Center
6. On the number line - seven
Seven Days in June by Tia Williams
7. In description - wicked
A Week to be Wicked by Tessa Dare
8. In a group - people
People We Meet on Vacation by Emily Henry
9. At night - moons
The Vibrant Years by Sonali Dev
10. In role call - Audre & Bash
Audre & Bash Are Just Friends by Tia Williams
11. In honorifics - Miss
Miss Aldridge Regrets by Louise Hare
12. In the ear - music
Act Your Age, Eve Brown by Talia Hibbert
13. In the eye - look
Look Me in the Eye by John Elder Robison
14. On the tongue - kiss
The Kiss Quotient by Helen Hoang
15. In the nose - incense
Incense and Sensibility by Sonali Dev
16. On your skin - jagged
Jagged by Lauren Dane
17. In death - inheritance
Inheritance by Katharine McGee
18. In geometry - rectangle in the form of a framed picture
Counting the Cost by Jill Duggar
19. In preposition - in
The Woman in Me by Britney Spears
20. In geography - woods
In the Woods by Tana French
21. In your head - self-delusion
Trick Mirror: Reflections on Self-Delusion by Jia Tolentino
22. In physics - "It's time to try defying gravity!"
Witches of America by Alex Mar
23. At the pet store - shells
We’ll Always Have Summer by Jenny Han
24. On the screen - "I'm gonna make him an offer he can't refuse."
The Godfather by Mario Puzo
25. In a marriage - amor/love
Along Came Amor by Alexis Daria
26. In the ground - water
Ugly Love by Colleen Hoover
27. In meteorology - wind
Any Way the Wind Blows by Rainbow Rowell
28. In chemistry - deterioration
The Likeness by Tana French
29. In a book - paper
Twice Shy by Sarah Hogle
30. On the go - limousine
While We Were Dating by Jasmine Guillory
31. At the apothecary - opium, poison, cure
32. In art - painting
Claudia and the Mystery in the Painting by Ann M. Martin
33. In the desert - sand
Boy-Crazy Stacey: A Graphic Novel by Gale Galligan
34. In games - chess
The Gentleman's Gambit by Evie Dunmore
35. In mystery - knife
Killers of a Certain Age by Deanna Raybourn
36. In technology - camera
Stacey and the Fashion Victim by Ann M. Martin

I spy with my little eye... 15 books to read for my challenge please.

COMPLETED: 0/15

Thank you for hosting! Please sign me up for all 36!

Progress 0/36

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

i’ll join for 10 please :)

I'll start with 10.

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

I’ll start with 12 please

I Spy Challenge
1st January-31st December 2026

Progress: 0/12

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
Frozen
The Frozen People by Elly Griffiths
3. In the forest - tree, bird, stream
Blackbirds
The Blackbirds of St. Giles by Lila Cain
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
Tarot reader
The Tarot Reader of Versailles by Anya Bergman
6. On the number line - one, two, three
7. In description - beautiful, dark, stranger
Luminous
A Letter to the Luminous Deep by Sylvie Cathrall
8. In a group - order, herd, court
Society
The Society of Unknowable Objects by Gareth Brown
9. At night - sleep, moon, owl
Midnight
The Midnight Carousel by Fiza Saeed McLynn
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
Scholar
The Raven Scholar by Antonia Hodgson
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
Bones
The Map of Bones by Kate Mosse
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
Beneath
Beneath Dark Waters by Karen Rose
20. In geography - swamp, forest, desert
Rivers
Rivers of Treason by K.J. Maitland
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
Lightning
Blue Lightning by Ann Cleeves
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
Code Name
Code Name Hélène by Ariel Lawhon
36. In technology - phone, spaceship, mouse

Progress: 0/36

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

0/36

Sign me up for all 36 please!!

Member's Corner

I SPY
January 1 - December 31, 2026
Progress: 0/36

Sign me up for 36!

Member Corner Tracking Post

Progress: 0/25

Sign me up for 25 please.

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

Hi,
I will sign in for 20.

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

Goal: 20

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

Please sign me up for 36!

I'm in for 25

0/25

I SPY
Duration: January 1 - December 31, 2026
I am in for 36

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

Signing up for 36

I'm in please for all 36

I SPY
Duration: January 1 - December 31, 2026

(view spoiler)[
Read a book with a title word or cover image to fit each category. This is YOUR challenge, so you can interpret the categories in ways that work best for you.
(hide spoiler)]

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

COMPLETE
(view spoiler)[

(hide spoiler)]

Sign me up for 12 to start please!

Progress: 0/12
Last Updated: ?

2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

I'm in for all 36 prompts!

I SPY
Duration: January 1 - December 31, 2026

Read a book with a title word or cover image to fit each category. This is YOUR challenge, so you can interpret the categories in ways that work best for you.

Completed: 0/36

1. In the awards - winner, Oscar, best
2. In winter - snow, Christmas, ice
3. In the forest - tree, bird, stream
4. In the kitchen - table, lemon, cup
5. At work - fisherman, housekeeper, driver
6. On the number line - one, two, three
7. In description - beautiful, dark, strange
8. In a group - order, herd, court
9. At night - sleep, moon, owl
10. In role call - Harry, Eleanor, Alex
11. In honorifics - miss, captain, master
12. In the ear - howl, scream, sound
13. In the eye - beauty, sky, sight
14. On the tongue - sweet, sour, taste
15. In the nose - floral, burnt, scent
16. On your skin - cold, rough, touch
17. In death - ghost, grief, inheritance
18. In geometry - circle, angle, diamond
19. In preposition - across, in, under
20. In geography - swamp, forest, desert
21. In your head - idea, madness, anxiety
22. In physics - gravity, energy, force
23. At the pet store - cat, cage, fish
24. On the screen - Batman, Lost, Severance
25. In a marriage - wife, love, home
26. In the ground - root, water, stone
27. In meteorology - storm, wind, sunshine
28. In chemistry - oxygen, element, acid
29. In a book - word, story, escape
30. On the go - train, ship, flight
31. At the apothecary - opium, poison, cure
32. In art - paper, color, stone
33. In the desert - sand, camel, bloom
34. In games - card, pieces, friend
35. In mystery - detective, murder, knife
36. In technology - phone, spaceship, mouse

Update to msg 6:

In the awards - Winners Take All
In winter - A Soul as Cold as Frost (frost)
In the forest - Elf Dog and Owl Head (owl)
In the kitchen - Free Lunch
At work - Front Desk
On the number line - Boy21
In description - Impossible Creatures
In a group - Maybe There Are Witches
At night - The Night Circus
In role call - The Day Hikaru Died
In honorifics - Welcome to Demon School, Iruma-kun, Irumafia
In the ear - Echo (sound)
In the eye - What We Saw
On the tongue - The Candymakers (candy)
*In the nose - The Perfume Collector
On your skin - Freckle Juice
In death - Ghost Boys
In geometry - Fowl Play (the circle of the bird eye on the cover)
In preposition - View from Saturday
In geography - The Ruins of Gorlan (ruins)
In your head - Control Freaks (cover shows inside a head)
In physics - The Light in Hidden Places
At the pet store - The Disabled Tyrant’s Beloved Pet Fish
On the screen - Harry Potter and the Sorcerer’s Stone
In a marriage - The Wife Comes First
In the ground - Uprooted
In meteorology - Still Life with Tornado
In chemistry - The Universe in You
In a book - Notes from a Midnight Driver (notes in the margins)
On the go - Locomotion
At the apothecary - The Apothecary Diaries
In art - Mona Lisa Vanishes
In the desert - The House of the Scorpion
In games - Always, Clementine (chess on the cover)
In mystery - The Mystery of Locked Rooms
In technology - Dog Town (robotic dog on the cover)