{"product_id":"electromagnet-builder","title":"Electromagnet Builder","description":"\u003cp dir=\"auto\"\u003eElectricity flowing through copper wire creates a magnetic field. You can turn magnetism on and off. \u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eHow to Guide: Wrap insulated copper wire around a nail 50+ times, connect ends to a battery. Test how many paperclips it picks up. Discuss why it works only when the circuit is complete.\u003c\/p\u003e","brand":"KidsLearn","offers":[{"title":"Default Title","offer_id":48999253016803,"sku":null,"price":0.0,"currency_code":"AUD","in_stock":true}],"url":"https:\/\/www.kidslearn.com.au\/products\/electromagnet-builder","provider":"KidsLearn","version":"1.0","type":"link"}