On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

What is full of holes but still holds water?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Peter wakes up daily to pick up his cycle and crosses the border between Spain and France daily with a bag on his shoulder. He is investigated daily by the officials but they don't find anything suspicious.

If we tell you that he is smuggling something what would it be?

What do you call a fish without an eye?

I can write cow in 13 letters.

Can You?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?