How quickly can you find the odd letter out? Only 1 in 22 people can do within 10 seconds!

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We have all 4 level and it gets harder and harder through but the time limit is still 10 seconds for each.

Now, try your best! If you can pass all 4 levels. Congratulations! You have a great eyesight!

Test 1:

Test 2:

Test 3:

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Test 4:

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