What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Using Only Five 5's and any mathematical operator make sum as 37

Can you divide the below-given shape into four equal and identical pieces?

I cannot talk, but I always reply when spoken to. What am I?

Can you count the number of triangles inside a triangle?

What begins with T, ends with T, and has T in it?

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

Which is the correct shadow of the bird?

This is the oldest riddle that I have heard.

Once there was a man who was travelling with a Tiger, goat and grass.
He needs to cross a river that can carry a maximum of two i.e. Man + one of Tiger goat or grass. But the problem is "If he takes the lion with him, the goat will eat grass and if he takes grass with him, the lion will eat the goat".

How can he ensure the safe delivery of all three?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?