Here is an Archive of the Riddles of the Day:
I know ten children in two families who wear their hats on the backs of their heads. Who are they? Answer: Your fingers.
Many people share a house, each with their own room; if one goes into the wrong room, the others become confused. What are they? Answer. Buttons (the house is a shirt, the rooms are buttonholes).
I have a house: I painted it green outside, white inside, with a pink prison in which many prisoners are locked up. Who am I? Answer. A watermelon.
What's the difference between reckless speculation and a few slices of bacon? Answer. One is rash; the other is rasher.
When I'm loud, you can hear me all over the place; poke out my eye, and you'll find me on your face. Answer. Nose (noise).
Four legs and a foot, but it can't walk; it has a head but cannot see or talk. Answer: A bed. (More anatomy riddles.)
I tie it, and it roams; I untie it, and it stays home. Answer: A shoe.
Fuzzy outside, a heart of stone inside, yet tender and sweet. Who am I? Answer. A peach.
I went up the mountain, and there I found a tree; the tree had a nest; the nest had an egg, and from the egg there grew a tail: when I pulled the tail, the nest shouted! Answer: A church bell.
A little house full of meat, but no door to go in and eat. What is it? Answer. A nut.
We are five similar things: you can see us all in a tennis court, but only three of us in a swimming pool. What are we? Answer. The vowels A E I O U ("a tennis court" has all 5; "a swimming pool" has A I O). (More vowel riddles.)
What has two horns when very young, no horns when it is grown, and two horns again when it is old? Answer: The moon. (More moon riddles.)
I conceal precious treasures inside the tiniest caves; golden and silver are the bridges I build, and I make crowns that no one ever wants to wear. Who am I? Answer. A dentist.
Luke had it first, Paul had it last; boys never have it; girls have it but once; Miss Sullivan had it twice in the same place, but when she married Mr. George Smith she never had it again. Answer: The letter L. (More letter riddles.)
I'm black of eye, my hair a yellow whirl; I follow my lord as he races round the world. Who am I? Answer. A sunflower.
What has six legs, two heads, four ears, two hands, but walks on four feet? Answer. A horse and its rider.
Prove that a cat has three tails. Answer: No cat has two tails; one cat has one more tail than no cat; therefore, one cat has three tails.
Mother and father, sister and brother, all running after one another, each pair running behind the other, but they will never catch each other. Who are they? Answer: The 4 wheels of a cart (wagon, car, etc.).
Someone with trousers rolled to the knee, and a saw upon his head; he sings to you in the morning: who is he? Answer. A rooster.
Out of the plain rises a hill; your feet cannot touch it, but your hands can. What is it? Answer. Your nose.
I come out of the earth; I am sold in the market; the person who who buys me cuts off my tail, strips away my suit of silk, and weeps beside me when l am dead. Answer. An onion.
I am a beautiful hall, all walled in red velvet, with white armchairs made of bone, and in the middle, a woman dances. What am I? Answer. Your mouth. (More mouth riddles.)
I have a little house in which I live all alone. It has no doors or windows, and if I want to go out I must break through the wall. What am I? Answer. A chick in an egg. (More egg riddles.)