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Can you solve this 4 card puzzle?

Steve Mould, 3 min, 110.1K views, May 22, 2013

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Visit my blog here: http://stevemould.com Follow me on twitter here: http://twitter.com/moulds Buy nerdy maths things here: http://mathsgear.co.uk This is the 4 card task or Wason selection task. Did you get it right? Let me know in the comments. Music: Sneaky Snitch - Kevin MacLeod (incompetech.com) Quirky 1 - Tom Cusack (freemusicforvideos.com)