If you can solve this riddle in time, Google Play gives you a 2 hour window during which you may cancel your order for a full refund.
This puzzle is claimed to have been written by Einstein as a boy. It's also sometimes attributed to Lewis Carroll, although there's no evidence that either of them actually wrote it. Either way, it's fiendishly clever and is popularly called "Einstein's riddle". It's rumored that only 2% of the world can solve it.
Using the 15 clues on the right, try to populate the board with the correct answers in order to discover which person owns the fish. Tap each button to cycle through the possible values. Press and hold any button to populate that button with a question mark. You may check off the clues as you use them to help keep track of the clues you've used. If all the clues are not visible, try the Auto/Fixed Resize button.
Can you solve this puzzle in less than 20 minutes?
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