There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

Solve the counting riddle by identifying the number of triangles in the given picture.

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

With the help clues provided in the image, can you find the 5 digit key?

Replace the question mark in the picture below.