How can one talk without saying a single word?

What can you hold in your right hand, but never in your left hand?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Can you move 2 matchsticks to form four equal sized squares.

Which English verb becomes past tense just by rearranging the letters?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

Can you find the six hidden animals in the picture below?