{"product_id":"magnetic-field-viewing-kit-with-steel-filings","title":"Magnetic Field Viewing Kit with Steel Filings","description":"Stays clear! Steel filings are sealed in a scratch-resistant, transparent viewing tray. Includes rubber coated magnets (.75\" disc magnet and 1\" bar magnet) and filing-filled tray measuring 3.44\" D.\u003cbr\u003e\u003cbr\u003eKey Features : \u003cbr\u003e\u003cbr\u003ei : Clear viewing of the invisible lines of a magnetic field\u003cbr\u003eii : Steel filings are sealed in a scratch-resistant, transparent viewing tray\u003cbr\u003eiii : Includes 2 magnets (.75\" disc magnet and 1\" bar magnet) and filing-filled tray\u003cbr\u003eiv : Magnets are rubber coated to prevent scratching on the outside of the tray too\u003cbr\u003e","brand":"Dowling Magnets®","offers":[{"title":"Default Title","offer_id":44317453320245,"sku":"ERSDO-731025","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/5180\/9077\/files\/ERSDO-731025.jpg?v=1738860500","url":"https:\/\/esschoolsupply.com\/products\/magnetic-field-viewing-kit-with-steel-filings","provider":"ES School Supply","version":"1.0","type":"link"}