Optical Illusion IQ Test: Can You Spot the Donut in 7 Seconds?
From mind-bending images to shapes that seem to shift before our eyes, these visual tricks challenge our brain’s perceptions in surprising ways. There is a great variety of optical illusions: there are physical, physiological, and cognitive illusions, and these are really able to tell us all about how we process the world around us. One currently popular optical illusion is one that asks a viewer to search for a hidden …