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The Worlds Shortest IQ Test

    THE WORLD’S SHORTEST IQ TEST (THE COGNITIVE REFLECTION TEST) This Cognitive Reflection Test (CRT) was created by psychologist Shane Frederick in 2005. In a scientific paper published in The Journal of Economic Perspectives, Shane has picked these three questions for the CTR because they were… 

    Mathcad can be fun

      Albert Einstein was definitely onto something when he said, “Creativity is intelligence having fun”. We have some proof that Mathcad can be fun and still productive. Try solving a Mathcad puzzle, and see if you can get the result and brag about it to your…