{"product_id":"wheels-at-work-building-and-experimenting-with-models-of-machines","title":"Wheels at Work: Building and Experimenting with Models of Machines","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eInstructions for using readily available materials to make models of machines such as pulleys, windlasses, and water wheels, with suggested experiments to demonstrate their capabilities.\u003c\/span\u003e\u003c\/p\u003e","brand":"Polka Dot Door Books","offers":[{"title":"Default Title","offer_id":53971063079226,"sku":null,"price":14.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0937\/8699\/7050\/files\/Create-Play_041226_8.jpg?v=1787958922","url":"https:\/\/polkadotdoorbooks.com\/products\/wheels-at-work-building-and-experimenting-with-models-of-machines","provider":"Polka Dot Door Books","version":"1.0","type":"link"}