Can you count the number of triangles in the picture below?

I’m tall when I’m young, and I’m short when I’m old. What am I?

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

I am quite hot but become too cold if you remove the first two letters. What am I?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

Can you count the number of squares in the figure below?

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

What is the relationship between these matchstick pictures below?