The questions in this quiz are suitable for GCSE maths students studying coordinates, straight line graphs, y = mx + c, parallel and perpendicular lines and the equation of a line through two points.

An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is perceived as a geometric optical illusion. These optical illusions occur due ...

Optical illusions are the internet’s favorite pastime. These puzzles challenge one’s observation skills and focus. A new optical illusion on Reddit has stumped the internet. Posted on the subreddit ...

When you look at the picture below, do you see straight or curved lines? That's the debate triggered by the viral optical illusion that's now raging on social media. The image is an eight-by-eight ...

Do you think you've got a sharp eye and an even sharper mind? Then this new optical illusion doing the rounds on Reddit might just make you question both. Going viral in the buzzing optical illusions ...