Test your perception and pattern recognition skills and try to solve the problem. You have two classes of figures (A and B). You are asked to discover some abstract connection that links all the various diagrams in A and that distinguishes them from all the other diagrams in group B.
For the answer and another problem visit http://creativethinking.net/articles/2014/01/23/a-test-of-your-creative-thinking-perception-skills/
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