BrainBashers™ is a collection of brain teasers, puzzles, riddles and optical illusions.

There is a selection of things to do every single day, so BrainBashers™ is the place to spend a long, boring Thursday using your brain.

BrainBashers™ also has other items such as mazes, logic puzzles, Sudoku & other Japanese-type puzzles, stereograms, fractals, and lots of other fun stuff!

There is so much to do you could be here for days - take a look at the Site Map to see a list.

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Daily Puzzle

A large fresh water reservoir has two types of drainage system: small pipes and large pipes.

6 large pipes, on their own, can drain the reservoir in 12 hours.

3 large pipes and 9 small pipes, at the same time, can drain the reservoir in 8 hours.

How long will 5 small pipes, on their own, take to drain the reservoir?

[Puzzle Code = ZHRT] Puzzle Copyright © Kevin Stone

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