25-04-2016 18:00 via theguardian.com

Did you solve it? Bongard picture puzzles that will bongo with your brain

Answers to today’s spot the difference puzzlesI’ve been posting fortnightly puzzles in the Guardian for almost a year now, and one of the trickiest things to judge is level of difficulty.I try only to set puzzles that are understandable to everyone, and that at least a significant minority will be able to solve. Continue reading...
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