Odd One Out

Spot the one tile that’s a slightly different shade.

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How to play Odd One Out

Every tile on the grid is the same shade of gray — except one, which is a touch lighter or darker. Click it. Each correct answer makes the next difference subtler and the grid bigger, testing how finely your eyes can tell shades apart before the timer runs out.

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Odd One Out — frequently asked questions

What makes it harder?

The shade difference shrinks and the grid grows with every correct pick.

How is it scored?

By how many odd tiles you find before time runs out.

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