They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Why is the Hole below a Lock?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Identify the hidden meaning behind this picture?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Which flower has two lips?

Two friends were stuck in a cottage. They had nothing to do and thus they started playing cards. Suddenly the power went off and Friend 1 inverted the position of 15 cards in the normal deck of 52 cards and shuffled it. Now he asked Friend 2 to divide the cards into two piles (need not be equal) with equal number of cards facing up. The room was quite dark and Friend 2 could not see the cards. He thinks for a while and then divides the cards in two piles.

On checking, the count of cards facing up is same in both the piles. How could Friend 2 have done it ?