A brainteaser, asks users to move six glasses to create a new pattern - and it's left many scratching their heads. But can ...

You might just have 20/20 vision if you can spot the three empty glasses amongst the party animals in less than 10 seconds. This brainteaser is bound to leave you pulling your hair out as you race ...

The first three are full, and the next three are empty. By moving only one glass how can you make them alternate between full and empty?" While some individuals cracked the puzzle instantly ...