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On this site you'll find lots of logic puzzles and riddles, puzzling riddles,
science puzzles and math puzzles and riddles.

Answers and detailed solutions are included.

Do you know other nice brain teasers, riddles or puzzles that should be on the site?
If that's the case, send a message to pzzls!

logic puzzle

Billiard-balls

Nine billiard-balls are lying in front of you. Except for one they all have the same weight. The exception is a little bit heavier than the others.
What is the minimal number of times you have to use a balance in order to find the wrong billiard ball?

mail puzzle

rating 3.2/5

answer - solution

puzzle top 10

1.	Einstein's riddle	logic puzzle	rating: 3.8/5


2.	Lockers	math puzzle	rating: 3.6/5


3.	Divisible from 1 to 9	math puzzle	rating: 3.5/5


4.	Lost your way	logic puzzle	rating: 3.5/5


5.	Find the way to freedom	logic puzzle	rating: 3.5/5


6.	The superstitious president	logic puzzle	rating: 3.4/5


7.	Dots and lines	logic puzzle	rating: 3.4/5


8.	Straight line sum	math puzzle	rating: 3.3/5


9.	Sequences	math puzzle	rating: 3.2/5


10.	Jars	logic puzzle	rating: 3.2/5

Last changed 16-01-2010