{"product_id":"united-scientific®-fan-cart","title":"United Scientific® Fan Cart","description":"Fan cart demonstrates Newton’s principle of action and reaction. Powered by two AA size batteries (not included), contained in the removable power unit. Fan is controlled by a switch. The propeller delivers a thrust of about 88mN, accelerating the cart at 0.4 m\/s2. A transparent plate can be attached to show the effect of reversing the airflow. Includes activity guide.","brand":"United Scientific Supplies","offers":[{"title":"Default Title","offer_id":49962356179221,"sku":"USSFNCRT1","price":36.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/FNCRT1_20Fan_20Cart_201.jpg?v=1781073240","url":"https:\/\/unitedsupplycorp.com\/products\/united-scientific%c2%ae-fan-cart","provider":"United Supply Corp.","version":"1.0","type":"link"}