{"product_id":"impossible-objects-book-jtimothy-unruh-9780806976730","title":"Impossible Objects","description":"Impossible objects are figures that can be imagined and drawn but which cannot exist in the real world in any actual physical form. This book is an exploration of the strange and remarkable world of \"Impossibilia\", that two-dimensional realm in which these intriguing graphic oddities can exist How do these optical illusions work? Who discovered the phenomenon? How many different types are there? *Develops and documents the work of the great artists of illusion: Lionel \u0026amp; Roger Penrose, Dr. Donald H. Schuster, Charles F. Cochran and the Dutch artist Maurits C. Escher, and their famous pieces: - Impossible Tribar - The Endless Staircase - Belvedere - The Space Fork - Necker's Cube - The Crazy Crate - The Dual Ellipse - *63 classic graphic illusions and and variations illustrated in full page size. *Libraries note: this is a reading book, not a book to be drawn in.","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":49504673104145,"sku":"GOR013665422","price":15.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/080697673X.jpg?v=1751395625","url":"https:\/\/www.worldofbooks.com\/en-ie\/products\/impossible-objects-book-jtimothy-unruh-9780806976730","provider":"World of Books ","version":"1.0","type":"link"}