What has no start, end, or centre?

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

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?

Buy me, smell me or deliver me, I do not change.

Who am I?

What Does this text mean:

important=important

Can you start the fire using two pieces of wood?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Identify the 10 differences between the two given pictures.