You are placed on a large piece of glass with a checkerboard-patterned platform underneath it. Your mother walks to the other side of this platform and calls for you to crawl to her. Many years later, you will discover that this was all part of an experiment to test your

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The checkerboard pattern underneath the glass is used to test depth perception, as it provides visual cues that help the person crawling to judge the distance and height they need to crawl in order to reach their mother on the other side accurately. This experiment is known as the "visual cliff" experiment and was developed by psychologists Eleanor J. Gibson and Richard D. Walk to test depth perception in human infants and animals.

You Are Placed on a Large Piece of Glass with a Checkerboard-Patterned