Xtreme Illusions.

This article from National Geographic Kids explores various optical illusions and the science behind them. The illusions use colors, patterns, shadows, and other techniques to trick the brain into perceiving something that isn't actually there. The article includes examples such as raindrops appearing to move, images pulsing, faces forming from random objects, and the perception of size differences. It also explains how certain combinations of colors can confuse the brain into perceiving different shades. Overall, the article provides an interesting look into the fascinating world of optical illusions. [Extracted from the article]

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