Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

What is the next number in the series?

15 29 56 108 208 ?

What does the below rebus riddle means?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?