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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?
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science puzzle

Brick tower

Suppose you have an infinite number of bricks and no cement or another material to connect the bricks to each other. You would like to build a tower like the one in the figure. How many bricks do you need in order to build a tower in which the highest brick is shifted three bricks with respect to the lowest brick?

stenenstapelen

mail puzzle

rating 2.5/5

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: 3.6/5


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.	Address unknown	logic puzzle	rating: 3.4/5


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


10.	Bob and John	math puzzle	rating: 3.3/5

Last changed 16-01-2010