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.

Can you count the number of quadrilaterals in the picture below?

The husband and wife were jogging in the morning. To match every two steps of the husband, the wife required three steps. If Both of them start with the here right foot. After how many steps do their left foot be together?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Why is a river so rich ?

People make me, save me, change me, raise me. What am I?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

I look at you, you look at me I raise my right, you raise your left. What am I?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?