This activity is a fun way to combine science and art.
This is a classic science demonstration that can be used to stimulate critical thinking, scientific investigation, and a sense of fun.
The following test is a way to evaluate your executive functioning. What is the world is that? Well, it means how good you are at telling your brain what to do, even if it wants to do something else.
This illusion is so easy, and so good that you may have trouble believing your own eyes, much less making someone else believe that it is a simple illusion, and not a more complicated trick.
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