{"product_id":"montessori-subtraction-strip-board-510500320","title":"Subtraction Strip Board","description":"\u003cp\u003eThe Subtraction Board helps a child understand basic subtraction, and prepares a child for more abstract math. The set contains: a wooden board (12 squares by 18 squares) with the numerals 1-18 printed across the top; a wooden box containing 9 red wooden strips and 9 blue wooden strips of varying lengths both printed with the numerals 1 to 9; a wooden box containing 18 natural finished wooden strips of varying lengths.\u003c\/p\u003e","brand":"Montessori Outlet, Inc.","offers":[{"title":"Default Title","offer_id":54751605751976,"sku":"510500320","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4288\/9896\/files\/510500320_70e1220a-9ff8-4471-ab6d-66ba03e8ea9e.png?v=1778809009","url":"https:\/\/montessorioutlet.com\/products\/montessori-subtraction-strip-board-510500320","provider":"Montessori Outlet, Inc.","version":"1.0","type":"link"}