Steel Ball and tube
You give a tube and a brass ball for examination. The diameter of the ball is ampler than the tube's. So the ball can pass thru the tube.However, you are able to do it.
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You give a tube and a brass ball for examination. The diameter of the ball is ampler than the tube's. So the ball can pass thru the tube.However, you are able to do it.
A ball and a tube are presented. The diameter of the ball is ampler than the tube's. So the ball can pass thru the tube.However, you are able to do it.
A spectator secretly chooses one of the numbers on a dice and then puts it into the cylindrical holder. Every times, you find the good number.
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