The length of the two horizontal lines is identical. They appear to be of different lengths due to the different “arrow heads.” Information and ideas: The students can check the length of the horizontal lines with a ruler.
What if I told you the two red lines were the same size !? (Perspective Line Illusions)
Size Visual Illusions
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Optical Illusions Poster, I saw this poster and just had to…
Parallel Lines Optical Illusion - Wolfram Demonstrations Project
Muller-Lyer optical illusion illustration Stock Vector Image & Art - Alamy
Materials - Optical Illusions
The Mueller-Lyer illusion, in which the upper horizontal line appears
Frontiers Low vision aids and age are associated with Müller-Lyer illusion in congenital visually impaired children
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The dubious science of beards - Vox
The Muller-Lyer illusion is a optical illusion in which - stock vector 4140121
Mind-Bending Spatial Optical Illusions That Show How Line Lengths Seem to Vary With Use of End Arrows
Line Illusions
