{"id":6042,"date":"2026-05-12T14:24:52","date_gmt":"2026-05-12T07:24:52","guid":{"rendered":"https:\/\/store.indonesiaemasgroup.com\/?post_type=product&#038;p=6042"},"modified":"2026-05-12T14:30:18","modified_gmt":"2026-05-12T07:30:18","slug":"misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi","status":"publish","type":"product","link":"https:\/\/store.indonesiaemasgroup.com\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi","title":{"rendered":"Misteri Hilangnya Mahkota Angka : Petualangan Matematika Riko &#038; Sisi"},"content":{"rendered":"<p>Buku ini mengisahkan petualangan ajaib dua bersaudara, Riko dan Sisi, yang secara tidak sengaja masuk ke Dunia Angka melalui portal cahaya di bawah pohon mangga setelah memecahkan teka-teki nilai tempat. Di dunia yang penuh keajaiban ini, mereka mengemban misi besar untuk menemukan kembali Mahkota Angka milik Raja Angka yang hilang agar seluruh kerajaan bisa kembali bercahaya.<\/p>\n<p>Sepanjang perjalanan, Riko dan Sisi harus menghadapi berbagai tantangan yang hanya bisa diselesaikan dengan logika dan kemampuan matematika, di antaranya:<\/p>\n<ul>\n<li>Membangun kembali jembatan yang runtuh dengan teknik penjumlahan menyimpan. Melewati Hutan Semak Berduri menggunakan konsep pengurangan meminjam.<\/li>\n<li>Membantu Pak Rusa menghitung hasil panen apel dengan perkalian.<\/li>\n<li>Membagi roti secara adil di Desa Pembagian melalui konsep pembagian.<\/li>\n<li>Menyelamatkan waktu yang berhenti di Menara Jam dengan menghitung durasi waktu.<\/li>\n<li>Memahami pecahan, menghitung keliling dan luas, hingga mengelola mata uang di Pasar Angka<\/li>\n<\/ul>\n<p>Petualangan berakhir di istana, di mana mereka harus menyusun diagram batang untuk membuka peti kaca berisi Mahkota Angka. Melalui keberanian dan kecerdasan mereka, Riko dan Sisi berhasil membuktikan bahwa matematika bukanlah pelajaran yang menakutkan, melainkan kunci untuk membantu sesama dan menyelesaikan masalah di kehidupan nyata.<\/p>\n<p>Buku ini dirancang secara interaktif untuk siswa kelas 3 Sekolah Dasar, lengkap dengan &#8220;Laboratorium Petualang&#8221; di setiap bab untuk mengasah kemampuan kognitif anak secara menyenangkan.<\/p>\n<p>Penulis : Sutrianingsih, S.Pd. | Dr. Rida Fironika Kusumadewi, S.Pd., M.Pd.<\/p>\n<p>Editor : Sutrianingsih, S.Pd.<\/p>\n<p>Jumlah Halaman : vi + 46 hlm<\/p>\n<p>Ukuran : 14,8 x 21 cm<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Buku ini mengisahkan petualangan ajaib dua bersaudara, Riko dan Sisi, yang secara tidak sengaja masuk ke Dunia Angka melalui portal cahaya di bawah pohon mangga setelah memecahkan teka-teki nilai tempat. Di dunia yang penuh keajaiban ini, mereka mengemban misi besar untuk menemukan kembali Mahkota Angka milik Raja Angka yang hilang agar seluruh kerajaan bisa kembali [&hellip;]<\/p>\n","protected":false},"featured_media":6043,"comment_status":"open","ping_status":"closed","template":"","meta":{"_joinchat":[]},"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":["post-6042","product","type-product","status-publish","has-post-thumbnail","product_cat-umum","first","instock","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Misteri Hilangnya Mahkota Angka : Petualangan Matematika Riko &amp; Sisi - Indonesia Emas Group<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/store.indonesiaemasgroup.com\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Misteri Hilangnya Mahkota Angka : Petualangan Matematika Riko &amp; Sisi - Indonesia Emas Group\" \/>\n<meta property=\"og:description\" content=\"Buku ini mengisahkan petualangan ajaib dua bersaudara, Riko dan Sisi, yang secara tidak sengaja masuk ke Dunia Angka melalui portal cahaya di bawah pohon mangga setelah memecahkan teka-teki nilai tempat. Di dunia yang penuh keajaiban ini, mereka mengemban misi besar untuk menemukan kembali Mahkota Angka milik Raja Angka yang hilang agar seluruh kerajaan bisa kembali [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/store.indonesiaemasgroup.com\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi\" \/>\n<meta property=\"og:site_name\" content=\"Indonesia Emas Group\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-12T07:30:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/store.indonesiaemasgroup.com\/wp-content\/uploads\/2026\/05\/Front-COVER-Misteri-Hilangnya-Mahkota-Angka.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1397\" \/>\n\t<meta property=\"og:image:height\" content=\"2000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi\",\"url\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi\",\"name\":\"Misteri Hilangnya Mahkota Angka : Petualangan Matematika Riko & Sisi - Indonesia Emas Group\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/Front-COVER-Misteri-Hilangnya-Mahkota-Angka.jpg\",\"datePublished\":\"2026-05-12T07:24:52+00:00\",\"dateModified\":\"2026-05-12T07:30:18+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi#primaryimage\",\"url\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/Front-COVER-Misteri-Hilangnya-Mahkota-Angka.jpg\",\"contentUrl\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/Front-COVER-Misteri-Hilangnya-Mahkota-Angka.jpg\",\"width\":1397,\"height\":2000},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?product=misteri-hilangnya-mahkota-angka-petualangan-matematika-riko-sisi#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Beranda\",\"item\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Toko Belanja\",\"item\":\"https:\\\/\\\/store.indonesiaemasgroup.com\\\/?page_id=2977\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Misteri Hilangnya Mahkota Angka : Petualangan Matematika Riko &#038; 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