The task here is to identify the odd letter or the one that does not relate to others. Odd one-out puzzles famous as Knock Out in America require careful observation and attention to detail.

Be warned, though, as just one in four readers have successfully managed to find the odd one out, with some taking as long as 40 seconds. Brain training is said to enhance cognitive functions like ...

In a line of heels, look for the odd one out. The catch is that you only have ... can you find the odd one? It's more ...

Unless you're lucky enough to find the odd one out immediately, we recommend analysing the pattern very closely to spot the answer. The visual deception of this image will have you scratching your ...

Yes, It will be difficult as the name says ... to have a quick gaze through all the rows and columns to find the odd one out in the picture? Hurrah, if you successfully spotted all the hidden ...

Put your observation skills to the test and figure out whether you have what it takes to spot the odd one out in just a few seconds. Make sure to set your stopwatch before undertaking this ...