Whenever you find an illusion behind which, a logic is responsible that is explainable and totally valid in real world, you categorize those illusions under logic illusions. We have collected some of the finest logic illusions we could find for you. Tell us if you enjoy them and share to shower back some love at us. If you have more of such logic illusions, you can send them to us and we would love to include them as well.
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# Logic Optical Illusions #1 - Astonishing Chess Pieces

We have something for you that will leave you completely shocked. Now this illusion can be a bit tricky and you will have to understand first before trying it. We are telling you that the two set of chess pieces that you see in the image below are of exactly same gradient. Don't be so fast to mock at us. Now if you want to prove it, just open the image in any image editing software. Now carefully pick up any spot in the first image of any chess piece. Check at the same spot in the second image and you will agree with the fact that they certainly are of same gradient.

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# Logic Optical Illusions #2 - Amazing Blur Shift

Are you ready for an amazing illusion guys? Before looking at the image, do read the instructions first. Yu can see two lighthouses in the image below. There is a visible partition between the two images. You would be easily able to notice that the right image is sharper than the left one. Now just concentrate on the right (sharper one). Very soon, you will find that it will turn blurred and now the left image will turn sharper. Go on and try the same with the left image and you will now see it blurred while the other will appear sharper.

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# Logic Optical Illusions #3 - Famous Cars Size Perspective Distortion

Are the three cars shown in the picture of same size?

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# Logic Optical Illusions #4 - Famous Sander

Which of the blue lines is longer than the other?

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# Logic Optical Illusions #5 - Famous Ebbinghaus

Which of these orange circle is larger?

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# Logic Optical Illusions #6 - Crooked or Straight

Are the lines in the given figure bent or parallel to each other? How many of them are parallel if they are parallel and how many are bent?

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# Logic Optical Illusions #7 - Swimming Pool

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# Logic Optical Illusions #8 - Length of Lines

Here, you can see three different lines in the picture. What makes these three lines different from each other is the arrows at the end. But does the length of line differs as well? Of course it looks like it differs. So let us tell you what to do. Take a ruler and literally measure these lines on your screen. You will be surprised to find out that the lines are of exact same size. So why does they appear of different sizes? This is due to the arrow signs at the end. These signs make it appear like the lengths are different.

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# Logic Optical Illusions #9 - Bent Black and White Straws

It seems as if the straws that are shown here were tied at some places together which has caused the unusual bending of them. So do one thing. Take a ruler and measure the distance between any two straws at different places. You will be shocked to see that the straws have equal distance between them which means that they are absolutely straight. So why does our eyes perceive them as bent? It is because of the spiral texture made with contrasting colors black and white.

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# Logic Optical Illusions #10 - Color Adapting Wave-Lines

This one is a pretty simple illusion and yet it is really promising when you are researching about the color adaptation. You must be seeing different background colors with purple and orange wave-lines right? However we are telling you the fact that they all have a same white background.

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