Amusing Table
This is the simple test that checks your power of observation. Try to find all numbers from 1 to 90 as fast as you can. If you are able to do it in:
• 5-10 minutes then you have exclusive observation
• 10 -15 good
• 15 -20 average
• 20 -25 satisfactory
You also can submit your result and see your place in a global rating.