{"product_id":"9788026215080","title":"Heuréka - Matematické hádanky s překvapivým řešením – Hemme Heinrich (2019)","description":"\u003cp\u003eThe book of mathematical problems will appeal to all passionate solvers of logical and mathematical quizzes and puzzles. Nearly 100 tasks accompanied by commented solutions range from mathematical jokes to more complex algebraic and geometric problems. Nevertheless, the solutions never require lengthy calculations, and usually, paper and pencil are not even necessary; just common sense and basic mathematical knowledge will suffice.\u003c\/p\u003e","brand":"PORTÁL, s.r.o.","offers":[{"title":"Default Title","offer_id":51747369779547,"sku":"9788026215080","price":18.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1787\/2513\/files\/0358132.jpg?v=1764075701","url":"https:\/\/czechmovie.com\/products\/9788026215080","provider":"czechmovie","version":"1.0","type":"link"}