{"product_id":"formes-en-bois-le-prisme-losange-chataignier","title":"The elm pyramid ","description":"\u003cp\u003eWooden forms were used to teach solid geometry and mathematics in schools from the late 19th century through the first half of the 20th century. In total, there are 9 turned or crafted shapes, 9 types of wood (poplar, oak, linden, chestnut, elm, plane tree, pear tree, service tree, and walnut), presented through 9 stories to tell. Some species, like elm, are becoming increasingly rare, while others remain ever-present in our daily lives. The wood is carefully selected by artisans committed to promoting sustainable forestry and respecting the environment.\u003c\/p\u003e","brand":"inventaire-shop","offers":[{"title":"Default Title","offer_id":53331483558215,"sku":"INVFS008","price":60.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/5387\/3991\/files\/inventaire_solid_forms_pack2_3b_01cc9eea-1fd7-41fd-b52e-69b2760d32b0.jpg?v=1770973354","url":"https:\/\/inventairemobilier.fr\/en\/products\/formes-en-bois-le-prisme-losange-chataignier","provider":"inventaire Mobilier","version":"1.0","type":"link"}