Try and count the dots. If you look at where the lines cross over then you seem to see a black dot in another line cross.
![Optical Illusions Oi110](https://i.servimg.com/u/f49/12/19/51/54/oi110.png)
You can't the dots keep disappearing.
Are the lines bent or straight?
![Optical Illusions Oi210](https://i.servimg.com/u/f49/12/19/51/54/oi210.png)
Is the blue square on the front or the back of the cube?
![Optical Illusions Oi310](https://i.servimg.com/u/f49/12/19/51/54/oi310.png)
Look carefully at the centre dots on both right and left. Which dot is bigger? Most people will say the one on the right but it's not...
![Optical Illusions Oi410](https://i.servimg.com/u/f49/12/19/51/54/oi410.png)
How many legs does the Elephant have?
![Optical Illusions Oi510](https://i.servimg.com/u/f49/12/19/51/54/oi510.png)
There are two pink lines. They're the same shade.
![Optical Illusions Oi610](https://i.servimg.com/u/f49/12/19/51/54/oi610.png)
Do you see a Vase or two faces?
![Optical Illusions Oi710](https://i.servimg.com/u/f49/12/19/51/54/oi710.png)
Is the vertical line in both rectangles the same length?
![Optical Illusions Oi810](https://i.servimg.com/u/f49/12/19/51/54/oi810.png)
How many prongs does the fork have?
![Optical Illusions Oi910](https://i.servimg.com/u/f49/12/19/51/54/oi910.png)
Are the lines bent or straight?
![Optical Illusions Oi1010](https://i.servimg.com/u/f49/12/19/51/54/oi1010.png)
I will post more.
![Optical Illusions Oi110](https://i.servimg.com/u/f49/12/19/51/54/oi110.png)
You can't the dots keep disappearing.
Are the lines bent or straight?
![Optical Illusions Oi210](https://i.servimg.com/u/f49/12/19/51/54/oi210.png)
Is the blue square on the front or the back of the cube?
![Optical Illusions Oi310](https://i.servimg.com/u/f49/12/19/51/54/oi310.png)
Look carefully at the centre dots on both right and left. Which dot is bigger? Most people will say the one on the right but it's not...
![Optical Illusions Oi410](https://i.servimg.com/u/f49/12/19/51/54/oi410.png)
How many legs does the Elephant have?
![Optical Illusions Oi510](https://i.servimg.com/u/f49/12/19/51/54/oi510.png)
There are two pink lines. They're the same shade.
![Optical Illusions Oi610](https://i.servimg.com/u/f49/12/19/51/54/oi610.png)
Do you see a Vase or two faces?
![Optical Illusions Oi710](https://i.servimg.com/u/f49/12/19/51/54/oi710.png)
Is the vertical line in both rectangles the same length?
![Optical Illusions Oi810](https://i.servimg.com/u/f49/12/19/51/54/oi810.png)
How many prongs does the fork have?
![Optical Illusions Oi910](https://i.servimg.com/u/f49/12/19/51/54/oi910.png)
Are the lines bent or straight?
![Optical Illusions Oi1010](https://i.servimg.com/u/f49/12/19/51/54/oi1010.png)
I will post more.