Optical illusions with hidden images are amazing for testing your visual powers. These illusion images challenge your brain's ...

I was about eight years old when I first got glasses. My mum had noticed me starting to shuffle ever closer towards the television, squinting at the screen, to watch Pokemon. I was reading Jacqueline ...

Add Yahoo as a preferred source to see more of our stories on Google. These quizzes will all test your vision and attention to detail. The first few questions in each one will seem super easy, but ...

Part optometrist’s chart, part geek quiz and part typography nerd poster, this Sci-fi Eye Test features 36 letters pulled from the logos of games, comics and movie titles. We dare you to try and guess ...