I have teeth but i don't bite. Who Am I ?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

What Does this text mean:

important=important

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

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

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

Count the Triangle in the figure given below:

Can you count the number of triangles inside a triangle?