1. What has four letters, sometimes has nine letters, but never has five letters
2. The more you take, the more you leave behind. What am I?
3. What gets wetter the more it dries?
4. What has keys but no locks, space but no room, and enter but no door?
5. I speak without a mouth and hear without ears. What am I?
6. What belongs to you, but other people use it more than you do?
7. What can travel around the world while staying in the same corner?
8. What comes once in a minute, twice in a moment, but never in a thousand years?
9. What has many teeth but cannot bite?
10. What can be broken without being held?
11. What goes up but never comes down?
12. What has a head, a tail, but no body?
13. What is full of holes but still holds water?
14. What can you catch but not throw?
15. What has words but never speaks?
16. What begins with T, ends with T, and has T in it?
17. What kind of room has no doors or windows?
18. What has one eye but cannot see?
19. What has hands but cannot clap?
20. What has legs but does not walk?
21. What has a neck but no head?
22. Which word is spelled incorrectly in every dictionary?
23. How many letters are in β€œthe alphabet”?
24. If there are three apples and you take away two, how many do you have?
25. What word becomes shorter when you add two letters to it?
26. What comes after β€œonce” in a dictionary?

Answers
1. What (4), sometimes (9), never (5)
2. Footsteps
3. A towel
4. A keyboard
5. An echo
6. Your name
7. A stamp
8. The letter M
9. A comb
10. A promise
11. Your age
12. A coin
13. A sponge
14. A cold
15. A book
16. A teapot
17. A mushroom
18. A needle
19. A clock
20. A table
21. A bottle
22. Incorrectly
23. Eleven
24. Two
25. Short
26. Twice