Why Aeroplane windows are round?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

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?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I add 5 to 9 and get 2. The answer is correct, so what am I?

Do you know who was buried in John's tomb?

Can you find the six hidden animals in the picture below?