What has 13 hearts but no other organs?

There is a place where if I stand up straight, I will still be considered sideways.

Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

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

To tease, King Akbar told his most clever advisor Birbal to give his daughter one thing that she can eat when hungry, drink if she feels thirsty and can burn if she feels cold. King Akbar was shocked when Birbal gave Akbar's daughter one such thing that satisfies all of the above.

What did Birbal give to Akbar's daughter?

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

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

Count the number of squares in the picture below.

Can you think of any three-dimensional shape that comprises of exactly two surfaces?