10 really easily optical illusion tricks you can do to fool people

Some of these optical illusions from Quirkology are totally silly but there are others that are genuinely fun to do, especially to kids and/or drunk people. It’s like explaining how to perform magic tricks or also how to exploit the weakness that is the human eyeball.


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Broken Machine

I’m not sure what you are trying to say, here.

Am I to understand that my uncle never really got my nose?!?