Open or Close
If you turn the handle of the top left gear clockwise, will the box in the bottom right open or close?
SOLUTION
Difficulty: Easy
We do not know where this puzzle originated from. If you have any information, please let us know via email.
I’m Sure to Crack
If you drop me I’m sure to crack,
but give me a smile, and I’ll always smile back.
What am I?
SOLUTION
100 Guests in 99 Rooms
One hundred people entered a hotel that had 99 rooms, and each of them asked for their own room. In order to solve the problem, the bellboy did the following:
He asked the 100th guest to wait for a while with the 1st guest in room number 1, so that there were 2 guests inside. Then he took the 3rd guest to room number 2, the 4th guest to room number 3, and so on, until finally taking the 99th guest to room number 98. At the end he returned to room number 1 and took the 100th guest to room number 99, which was still vacant.
How could everybody get their own room?
SOLUTION
Mammals in Cages
You walk into a room where there are three mammals held in cages:
- a trained dog doing tricks
- a monkey playing with blocks
- a lab rat traversing a maze
Which is the most intelligent mammal in the room?
SOLUTION
Washing Dishes
A man is alone in his house washing dishes. When he looks down, there are more glasses in the sink than there were before. How come?
SOLUTION