Find the number of squares in the below picture

Move three sticks of the spiral below to form a square.

Which five letter word can be added at the end of below word to form a
valid word?

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You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

What building has the most stories?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

What does this mean?

CCCCCCC

Can you place three balls such that the equation shown in the picture holds true?