In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

If we tie a Sheep to one peg, a circled grass is been eaten by the Sheep. If we tie the Sheep to two pegs with a circle on its neck, then an eclipse is eaten out of the grass by the Sheep. If we want an eclipse then we put two pegs and then put a rope in between them and the other end of the rope is tied up on the Sheep's neck.

How should we tie the peg and the Sheep so that a square is eaten out from the garden grass? We only have one Sheep rope and the peg and the rings.

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

What has lots of eyes, but can’t see?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

How far can you walk into the woods?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?