What runs around the whole yard without moving?

I can be cracked, made, told, and played. What am I?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

10+10 and 11+11 can give you the same answer.

Explain how?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

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?

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

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?