{"product_id":"mathematical-quickies-book-cw-trigg-9780486249490","title":"Mathematical Quickies","description":"Nearly 300 mathematical brain-teasers from the fields of arithmetic, algebra, plane and solid geometry, trigonometry, number theory, and general recreational mathematics. From simple to complex; all challenge the reader to devise solutions more elegant than the ones provided. Offers hours of brain-bending amusement. 270 problems. 121 illustrations. Solutions. List of Sources.","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":49512721449233,"sku":"GOR001982656","price":7.99,"currency_code":"GBP","in_stock":true},{"title":"US \/ GOOD \/ SBYB","offer_id":50175910183185,"sku":"CIN0486249492G","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ WELL_READ \/ SBYB","offer_id":50355768033553,"sku":"CIN0486249492A","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ NEW \/ INGRAM","offer_id":51002808107281,"sku":"NIN9780486249490","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"US \/ VERY_GOOD \/ SBYB","offer_id":51324968927505,"sku":"CIN0486249492VG","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"GB \/ WELL_READ \/ INTERNAL","offer_id":51686741016849,"sku":"GOR007132350","price":7.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0486249492.jpg?v=1750782128","url":"https:\/\/www.worldofbooks.com\/en-gb\/products\/mathematical-quickies-book-cw-trigg-9780486249490","provider":"World of Books ","version":"1.0","type":"link"}