What can you see in the middle of March and April that you can never see in any other month?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

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

In Greek mythology, the Sphinx sat outside of Thebes and asked this riddle of all travellers who passed by. If the traveller failed to solve the riddle, then the Sphinx killed him/her. And if the traveller answered the riddle correctly, then the Sphinx would destroy herself. The riddle:

What goes on four legs in the morning, on two legs at noon, and on three legs in the evening?

Oedipus solved the riddle, and the Sphinx destroyed herself.

Can you tell a 3D object that has just two surfaces?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?