{"product_id":"magdeburg-hemispheres-kit","title":"Magdeburg Hemispheres Kit – Air Pressure Experiment with Syringe","description":"\u003cp\u003eThe Magdeburg hemispheres kit recreates the famous air-pressure demonstration on a desk: press the two halves together, draw the air out with the syringe and try to pull them apart by the finger loops. The more air you remove, the harder they hold. It is part of our \u003ca href=\"\/collections\/toys\"\u003eToys \u0026amp; Games\u003c\/a\u003e collection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy it teaches well\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeel the force\u003c\/strong\u003e – pulling against the loops shows what air pressure does\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-way check valve\u003c\/strong\u003e – lets air out of the sphere but not back in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuild it yourself\u003c\/strong\u003e – the valve is assembled from a few parts, a lesson in itself\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable\u003c\/strong\u003e – open the valve to let air back in and repeat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage size\u003c\/th\u003e\n\u003ctd\u003eAbout 17 × 2.5 × 9 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eParts\u003c\/th\u003e\n\u003ctd\u003e2 hemispheres, syringe, check valve parts, spring, sealing ring, tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAge\u003c\/th\u003e\n\u003ctd\u003e6–12 and teens (supplier)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIn the box\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 Magdeburg hemispheres set as listed above\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSafety\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmall parts – not for young children\u003c\/li\u003e\n\u003cli\u003eDo not point the syringe at faces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the Magdeburg hemispheres kit work?\u003c\/strong\u003e\u003cbr\u003eYou join the two halves of the Magdeburg hemispheres kit and pull air out with the syringe through a one-way valve; the outside air pressure then holds the halves together.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is in the Magdeburg hemispheres kit?\u003c\/strong\u003e\u003cbr\u003eThe Magdeburg hemispheres kit contains two plastic half-spheres with finger loops, a syringe, a check valve with its spring and small parts, a sealing ring and tubing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the Magdeburg hemispheres kit need assembly?\u003c\/strong\u003e\u003cbr\u003eYes, the check valve of the Magdeburg hemispheres kit is put together from a few small parts, shown on the assembly picture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat age is the Magdeburg hemispheres kit for?\u003c\/strong\u003e\u003cbr\u003eThe supplier lists the Magdeburg hemispheres kit for ages 6 to 12 and teens; the small valve parts mean younger children need help.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuying more than one, ordering again, or shopping for a gift or event?\u003c\/strong\u003e Email \u003ca href=\"mailto:cs@elysianoble.com\"\u003ecs@elysianoble.com\u003c\/a\u003e with the product link for a personal quote.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShipping and returns\u003c\/strong\u003e – see our \u003ca href=\"\/policies\/shipping-policy\"\u003eShipping Policy\u003c\/a\u003e and \u003ca href=\"\/policies\/refund-policy\"\u003eRefund Policy\u003c\/a\u003e for delivery times and how returns work.\u003c\/p\u003e","brand":"Elysianoble","offers":[{"title":"Default Title","offer_id":42970278428742,"sku":"\u003cnone\u003e","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/4747\/2198\/files\/S3328d0a243d44e50b9b16077c8a83527f.webp?v=1746201464","url":"https:\/\/elysianoble.com\/products\/magdeburg-hemispheres-kit","provider":"Elysianoble","version":"1.0","type":"link"}