Quick, which orange circle is bigger? Believe it or not, both orange circles are the same size! The blue circles are playing a trick, or optical illusion, on you. An optical illusion is a picture that looks different from what is really happening. The different sizes of the blue circles surrounding the orange circles make this […]
An optical illusion is a picture that looks different from what is really happening on paper. Pictures where straight lines look bent, or where totally still shapes look like they’re moving, are playing tricks on you. There are lots of optical illusions, but this circle illusion is one of our favorites. Read on to see why – and roll with the math in optical illusions!