Printable Riddle Cards for Classrooms

Riddle cards are one of those classroom tools that look fancy but can be wonderfully low effort. These sets are formatted so you can print or copy the questions, cut them apart, and keep the answer keys separate.

How to Print and Cut the Cards

Copy a card set into a document and place four to eight questions per page with generous spacing, or print this page and cut the question lists into strips. Keep the matching answer key with the teacher rather than on the cards.

Heavier paper helps if you plan to reuse them, but plain paper is fine for one class period. The riddles matter more than whether the cards could survive a small flood.

Card Set 1: Easy Riddles

1. What has teeth but cannot bite?
2. What gets wetter the more it dries?
3. What has one eye but cannot see?
4. What has a neck but no head?
5. What has hands but cannot clap?
6. What has black and white keys but opens no locks?
7. What follows you in sunlight?
8. What has a spine but no bones?
9. What has ears but cannot hear?
10. What has a bark but cannot bite?

Teacher key: 1. Comb. 2. Towel. 3. Needle. 4. Bottle. 5. Clock. 6. Piano. 7. Shadow. 8. Book. 9. Corn. 10. Tree.

Card Set 2: Everyday Objects

11. I keep food cold. What am I?
12. I show your face. What am I?
13. I carry books on your back. What am I?
14. I go under your head at night. What am I?
15. You look through me to see outside. What am I?
16. You open me to enter a room. What am I?
17. You drink from me. What am I?
18. You use me to eat soup. What am I?
19. I make marks and get shorter as I work. What am I?
20. I remove pencil marks. What am I?

Teacher key: 11. Refrigerator. 12. Mirror. 13. Backpack. 14. Pillow. 15. Window. 16. Door. 17. Cup. 18. Spoon. 19. Pencil. 20. Eraser.

Card Set 3: Wordplay

21. What belongs to you but others use more?
22. What becomes shorter when two letters are added?
23. What is at the end of rainbow?
24. What kind of room has no doors?
25. What kind of bank has no money?
26. What can be given and still kept?
27. What can be broken without touching it?
28. What is so fragile that speaking changes it?
29. What five-letter word becomes ONE after the first two letters disappear?
30. What word sounds the same after four of its five letters are removed?

Teacher key: 21. Name. 22. Short. 23. W. 24. Mushroom. 25. Riverbank. 26. Your word. 27. Promise. 28. Silence. 29. Stone. 30. Queue.

Card Set 4: Reading and Vocabulary

31. What word means nearly the same as another word?
32. What word means the opposite of another word?
33. What word sounds like another but has a different meaning?
34. What part comes before a base word and changes meaning?
35. What part comes after a base word and changes meaning?
36. Who writes a book?
37. What tells where and when a story happens?
38. What do we call the main events of a story?
39. What lists sections and page numbers near the front of a book?
40. What explains symbols used on a map?

Teacher key: 31. Synonym. 32. Antonym. 33. Homophone. 34. Prefix. 35. Suffix. 36. Author. 37. Setting. 38. Plot. 39. Table of contents. 40. Legend or key.

Card Set 5: Math and Science

41. A farmer has 13 sheep and all but five leave. How many remain?
42. You take three apples from eight. How many do you have?
43. How many months have 28 days?
44. What two numbers add to 10 and multiply to 21?
45. What three positive integers have equal sum and product?
46. A dozen is split among four people. How many each?
47. What is 25% of 80?
48. A clock strikes five times in four seconds. How long for ten strikes?
49. What force pulls objects toward Earth?
50. What change turns liquid water into vapor?

Teacher key: 41. Five. 42. Three. 43. Twelve. 44. 3 and 7. 45. 1, 2, and 3. 46. Three. 47. 20. 48. Nine seconds. 49. Gravity. 50. Evaporation.

Card Set 6: More STEM

51. What is ¾ of 28?
52. What two numbers add to 15 and multiply to 56?
53. A rectangle is 8 units by 5 units. What is its area?
54. What is the largest planet in our solar system?
55. What organ pumps blood through your body?
56. What plant part usually absorbs water from soil?
57. What state of matter has fixed volume but no fixed shape?
58. What process lets plants make sugar using light energy?
59. What is mass divided by volume?
60. What force resists sliding between surfaces?

Teacher key: 51. 21. 52. 7 and 8. 53. 40 square units. 54. Jupiter. 55. Heart. 56. Roots. 57. Liquid. 58. Photosynthesis. 59. Density. 60. Friction.

Card Set 7: Challenge Riddles

61. Two fathers and two sons are only three people. How?
62. A woman has four daughters and each has one brother. How many children?
63. A ball returns without hitting anything. How?
64. A dog crosses a river dry without a bridge or boat. How?
65. A person reads in total darkness. How?
66. What grows larger as more is removed?
67. What can answer without listening?
68. What can travel the world while staying in one corner?
69. Three mislabeled boxes say Pens, Pencils, Mixed. Which should you sample first?
70. A painted cube is cut into 27 equal cubes. How many have exactly two painted faces?

Teacher key: 61. Grandfather, father, son. 62. Five. 63. Throw it upward. 64. Frozen river. 65. Braille. 66. Hole. 67. Echo. 68. Stamp. 69. Mixed. 70. Twelve.

Classroom Ways to Use the Cards

Put ten in an early-finisher basket, hand one to each pair as a morning warm-up, or use them as stations where students write both an answer and explanation.

You can also sort by difficulty and let students choose their own card. That gives some control without requiring multiple versions of the activity.

These are print-ready card sets rather than a separate downloadable card file. That makes it easy to choose only the categories and number of cards that fit your class.