{"product_id":"books-mental-arithmetic-4-by-j-w-adams","title":"Mental Arithmetic 4","description":"Mental Arithmetic provides rich and varied practice to develop pupils' essential maths skills at Key Stage 2. Questions in Mental Arithmetic 4 cover the key subject areas of number, measurement, geometry and statistics, including Roman numerals, square numbers, equivalent fractions, problem solving, reflection, translation and line graphs.","brand":"World of Books ","offers":[{"title":"Default Title","offer_id":53673243115793,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/9780721708027.jpg?v=1781524283","url":"https:\/\/www.worldofbooks.com\/en-gb\/products\/books-mental-arithmetic-4-by-j-w-adams","provider":"World of Books ","version":"1.0","type":"link"}