{"product_id":"기탄큰수학-d단계-2집","title":"Gitan Big Math Level D Book 2","description":"Description Level D Learning Goals\n\nBuilding on the addition skills up to +4 learned in Level C, this level focuses on training addition from +5 to +10 and addition with larger numbers, aiming to strengthen the essential mental arithmetic skills needed for calculation.\n\nBook (Volume\/Month) — Issue (Week) — Learning Content\n\nBook D1, Weeks 1~4\nAddition +5: (1~9)+5, (1~14)+5, (1~19)+5\nAddition +6: (1~9)+6, (1~13)+6, (1~19)+6\nAchievement Test\n\nBook D2, Weeks 1~4\nAddition +7: (1~9)+7, (1~19)+7, (1~23)+7\nAddition +8: (1~9)+8, (1~19)+8, (1~22)+8\nAchievement Test\n\nBook D3, Weeks 1~4\nAddition +9: (1~9)+9, (1~15)+9, (1~21)+9\nAddition +10: (1~9)+10, (1~15)+10, (1~20)+10\nAchievement Test\n\nBook D4, Weeks 1~4\nComprehensive Addition +5~+10: Numbers up to 19 +(5~6), Numbers up to 19 +(7~8)\nNumbers up to 19 +(9~10), Numbers up to 19 +(5~10)\nAddition with Larger Numbers Achievement Test\n\nBook D5, Weeks 1~4\nAddition with Larger Numbers:\nSums of two numbers up to 15\nSums of two numbers up to 20\nSums of two numbers up to 25\nSums of two numbers up to 30\nSums of two numbers up to 35\nSums of two numbers up to 40\nComprehensive Addition (Level D) Final Test","brand":"IBOOKPARK","offers":[{"title":"Default Title","offer_id":49623847305444,"sku":"1456880021","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/9788\/6692\/files\/6000646647_1.jpg?v=1786422404","url":"https:\/\/ibookpark.com\/en\/products\/%ea%b8%b0%ed%83%84%ed%81%b0%ec%88%98%ed%95%99-d%eb%8b%a8%ea%b3%84-2%ec%a7%91","provider":"IBOOKPARK","version":"1.0","type":"link"}