Test if you are color blind.
If results from this test show a discrepancy, always check with an eye doctor.
What do you see?
In the AnyStory, you learned about the working of red, green and blue cones and what role they play when someone is color blind. What you also learned, is that you do not have to be color blind to see colors different than others who are not suffering from color blindness. There are other tricks that put the functioning of your eyes to the test. Do you think the apple below has a shadow?