National Geographic Optische Täuschungen

Impossible figures, shapes from nothing, rotating snakes, op art, dancing dots, optical illusions: In this book, you will visually perceive what is actually not present. Now you can discover in an entertaining way how optical illusions work and what tricks our brain sometimes plays on us. As you experiment with the many astonishing ideas in this book, you will quickly realize what fits together and what does not. Professor Albert and his little robot Greg will show you how it works, explaining each image and revealing how you can easily create illusions yourself. You will be amazed!.