This quiz may be as old as the internet, but have you ever wondered how it worked? Well, here’s an interesting explanation: The math sequence of question is needed to keep the associative part of your brain inactive, then suddenly you are asked to name a tool and a color. By culture the majority of people has a subconscious knowledge that associates a hammer to the concept of tool, and red to the concept of color. A very simple answer to a fun test. This test works in any language where culturally those items are the predominant for those concepts.
More info: news-bubles.blogspot.com
Image may be NSFW.
Clik here to view.