{"product_id":"digital-standard-abacus-17-8-cm-professional-11-column-b0b4bc8yzx","title":"Black long Di fang 11-Column Soroban Abacus, 17.8 cm ABS Plastic","description":"\u003cp\u003eThis 11-column soroban abacus is a compact counting frame for students, teachers and anyone who wants to calculate by hand. At 17.8 cm long, it fits on a desk or in a school bag. Kids use it to learn place value, and adults use it for fast calculations.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: Black long Di fang\u003c\/li\u003e\n\u003cli\u003eType: soroban abacus\u003c\/li\u003e\n\u003cli\u003eColumns: 11\u003c\/li\u003e\n\u003cli\u003eMaterial: ABS plastic\u003c\/li\u003e\n\u003cli\u003eSize: 7.01 x 2.50 x 0.75 inches (17.8 x 6 x 1.5 cm)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy an abacus still earns a spot on the desk\u003c\/h2\u003e\u003cp\u003eThe abacus comes from ancient China and counted numbers long before modern digits. Some merchants, traders and clerks still use one today. Moving beads by hand makes numbers visible, so a child can see how ten ones become a ten and why carrying works.\u003c\/p\u003e\u003cp\u003ePractice on the soroban builds speed with addition, subtraction, multiplication and division. Teachers can use it in a math lesson, during tutoring or in an after-school abacus course.\u003c\/p\u003e\u003ch2\u003eHow to start using it\u003c\/h2\u003e\u003cp\u003eLay the abacus flat and push all beads away from the center bar to clear it. Each of the 11 columns stands for a place value, starting with ones on the right.\u003c\/p\u003e\u003cp\u003eStart with simple addition, then work up to bigger sums as your child gets comfortable. Short daily sessions of five to ten minutes work well for beginners. Beyond the classroom, it works as a classic office calculator or a gift for abacus collectors. Wipe the frame with a dry cloth.\u003c\/p\u003e\u003ch2\u003eSafety information\u003c\/h2\u003e\u003cp\u003eWARNING: CHOKING HAZARD -- Small parts. Not for children under 3 yrs.\u003c\/p\u003e","brand":"DS-AMZ","offers":[{"title":"Default Title","offer_id":50654526341360,"sku":"AMZ-B0B4BC8YZX","price":22.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0434\/7985\/9361\/files\/81fcZ5qPK4L._AC_SL1500.jpg?v=1792810468","url":"https:\/\/www.bigfrenchies.com\/products\/digital-standard-abacus-17-8-cm-professional-11-column-b0b4bc8yzx","provider":"BIG FRENCHIES","version":"1.0","type":"link"}