Eye Trainer KUKU KUBE

Eye Trainer is a simple puzzle game app of kuku kube which will test your color vision sharpness.
Do you think this is easy? Check!
There are two modes:
1) "Timer": you will be given 60 seconds for doing the test, find the different box of kube from the whole board of colors.
2) "Infinity": find the different box of kube from the whole board of colors with no time limits.
Is it difficult to guess the color? Try to change the background color, and perhaps you will succeed!
You can use both your eyes or cover one of your eyes to get better vision.
Points information:
* 30 points or more -> sharp eyes
* 20-29 points -> normal eyes
* 10-19 points -> weak eyes
* 9 points or less -> you should check your eyes with the doctor.
Test your eye sharpness vision now, play with Eye Trainer!
Note: this is not a medical test.