{"product_id":"romeins-rekenbord-met-steentjes","title":"Roman math board with stones","description":"\u003cp\u003eBefore numbers on paper were used, the Romans did calculations with an arithmetic board: an oiled beech wood panel with compartments on which you could perform addition sums and (simplified) other calculations with loose stones.\u003c\/p\u003e\u003cp\u003eA tangible way to experience Roman arithmetic — fun for reenactment, history education or as a decorative object. Not suitable as toys for little ones children (choking hazard), recommended from 14 years and under adult supervision.\u003c\/p\u003e","brand":"Celtic WebMerchant","offers":[{"title":"Default Title","offer_id":53653205516616,"sku":"60158","price":86.47,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2892\/7560\/files\/rechenbrett-mit-steinen-taschenrechner-der-antike.jpg?v=1785946929","url":"https:\/\/www.celticwebmerchant.com\/en-fi\/products\/roman-math-board-with-stones","provider":"Celtic WebMerchant","version":"1.0","type":"link"}