Challenge: Spot the pencil lurking among the books – so how long will it take YOU to find it?
The record time for finding the hidden item is just 19 seconds according to its creators – so can you spot it any quicker?
Can you spot the pencil lurking among the books?
An infuriating new brainteaser is challenging puzzle fans to spot the pencil hidden somewhere in this pile of books
For those in need of a hint the pencil is the same shade of green as the books in the illustration.
And eagle eyed players should be able to spot it towards the centre, right of the image.
This is just the latest in a long line of brainteasers to leave the web baffled.
Eagle eyed players should be able to spot the pencil in the centre right of the image – the current record for finding it is 19 seconds