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In the vanishing ball illusion, a study found that when the magician pretends to throw the ball in the air, and his gaze follows the imaginary trajectory of the ball, almost two-thirds of the participants will be convinced that they had seen the ball move up. If his gaze did not follow the imagin...

Try to solve this problem -

"A bat and a ball cost $1.10 in total. The bat costs $1.00 more than the ball. How much does the ball cost?"

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If you say $1 for the ba...

A magician sat at a table in front of a group of schoolchildren. He threw a ball up in the air a few times, but before his last throw, he secretly let the ball fall into his lap. Then he continued to throw an imaginary ball up in the air. Surprisingly, more than half the children claimed to have ...