What two things can you never eat for breakfast?

Can you count the number of squares in the given picture?

What does this simple rebus mean?

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

What number should come in place of the question mark below?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

When it is alive we sing, when it is dead we clap our hands. What is it?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

What demands an answer, but asks no questions

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?