{"product_id":"christmaths-a-creative-problem-solving-math-book-1","title":"Christmaths: A Creative Problem Solving Math Book","description":"CHRISTmaths is a creative math problem solving book with a recreational flavor, by leveraging on the Christmas theme to pose and solve nonroutine math problems. The 196-page fun book would appeal to readers wishing to brush up their mathematical problem-solving skills in a fun and recreational manner; problem solvers wanting to experience some aha! moments while solving some fertile questions; students and mathletes longing for some creative mathematics as they flee from drill-and-kill assessment books. CHRISTmaths answers questions such as What day of the week is Christmas in 2025? How many zeros are there in 1 x 2 x 3 x ... x 24 x 25? Was Pythagoras a pre-Christian Christian? 12 Challenges @ Christmastime ... 25 Mathematical Quickies \u0026amp; Trickies Xmas Philamath The 12 Puzzles of Christmas ... Christmas Tangrams CHRISTMAS Alphabetics The Twelve Days of Christmas ... and many more.","brand":"bookshop.lol","offers":[{"title":"Thryft - Used (Like New)","offer_id":42449647075406,"sku":"9789810876555","price":10.02,"currency_code":"SGD","in_stock":false},{"title":"Thryft - Used (Very Good)","offer_id":42449647108174,"sku":"9789810876555","price":8.02,"currency_code":"SGD","in_stock":false},{"title":"Thryft - Used (Good)","offer_id":42449647140942,"sku":"9789810876555","price":7.22,"currency_code":"SGD","in_stock":false},{"title":"Thryft - Used (Well Read)","offer_id":42449647173710,"sku":"9789810876555","price":6.41,"currency_code":"SGD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/3857\/4926\/files\/28350054_7b06d946-0e01-4280-a04b-348ae726a762.jpg?v=1747178323","url":"https:\/\/bookshop.lol\/products\/christmaths-a-creative-problem-solving-math-book-1","provider":"bookshop.lol","version":"1.0","type":"link"}