They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

What can you catch but never throw?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Can you write down eight eights so that they add up to one thousand?

How many times do a clock's hands overlap in a day ?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

At the local model boat club, four friends were talking about their boats.

There were a total of eight boats, two in each colour, red, green, blue and yellow. Each friend owned two boats. No friend had two boats of the same colour.

Alan didn't have a yellow boat. Brian didn't have a red boat but did have a green one. One of the friends had a yellow boat and a blue boat and another friend had a green boat and a blue boat. Charles had a yellow boat. Darren had a blue boat, but didn't have a green one.

Can you work out which friend had which coloured boats?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

I cannot talk, but I always reply when spoken to. What am I?