Under each box, and only one of them true. Statistics show that this rather simple puzzle can solve only 36% of people.
The website invites the reader to test their strength!
Under each box, and only one of them true.
Box 1: the Machine in this box.
Box 2: the Machine is not in this box.
Box 3: the Machine is not in the 1st box.
So where actually is the machine?
The answer
via interesno.cc/open/32198