{"product_id":"9781402749711","title":"A Little Giant Book: Optical Illusions","description":"Bats and birds that look like faces. Skulls that pop up on anything white. Three donkeys with three ears be-tween them. And walls that disappear. Relax, they're only optical illusions. Examine thousand-year-old drawings, find out about closure, perspective, and “the Rubin vase”, and how these tools can untangle the tricks found in this volume.","brand":"Sterling","offers":[{"title":"Default Title","offer_id":48729042452720,"sku":"9781402749711","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781402749711_p0.jpg?v=1768853448","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781402749711","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}