{"product_id":"knex-s-t-e-m-explorations-levers-pulleys-building-set","title":"K'nex S.T.E.M. Explorations: Levers Pulleys Building Set","description":"Learn children from 8 years about levers, pulley systems, resistance, effort and mechanical benefit with the Kid K’nex S.T.E.M. Explorations: Levers \u0026 Pulleys Building Set. With this building set of 139 K’nex parts, children can build simple machines, such as a balance (lever), a wheelbarrow and a sailboat. By building these simple machines, children stimulate their imagination, but also their hand-eye coordination, spatial insight and problem-solving skills. For this construction set there are downloadable worksheets so that various activities can be carried out with the construction models.","brand":"K'Nex","offers":[{"title":"Default Title","offer_id":49221653594449,"sku":"0744476793195","price":27.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0282\/5299\/5715\/files\/4650161a.jpg?v=1770572306","url":"https:\/\/fietsaccessoires.nl\/en\/products\/knex-s-t-e-m-explorations-levers-pulleys-building-set","provider":"Fietsaccessoires.nl","version":"1.0","type":"link"}