Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

Have you ever wanted to make drawings that seem to jump right off the page now you can create these eye-catching images yourself with Drawing Amazing Optical Illusions, a book made specifically for ...

Optical illusion puzzles are images that trick your eyes and make your brain look twice. At first glance, they seem ordinary, but hidden objects or animals are often right in front of you. Many people ...