The 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 Toys & Games collection.
Why it teaches well
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Feel the force – pulling against the loops shows what air pressure does
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One-way check valve – lets air out of the sphere but not back in
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Build it yourself – the valve is assembled from a few parts, a lesson in itself
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Reusable – open the valve to let air back in and repeat
Specifications
| Material |
Plastic |
| Package size |
About 17 × 2.5 × 9 cm |
| Parts |
2 hemispheres, syringe, check valve parts, spring, sealing ring, tubing |
| Age |
6–12 and teens (supplier) |
In the box
- 1 Magdeburg hemispheres set as listed above
Safety
- Small parts – not for young children
- Do not point the syringe at faces
Frequently asked questions
How does the Magdeburg hemispheres kit work?
You 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.
What is in the Magdeburg hemispheres kit?
The 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.
Does the Magdeburg hemispheres kit need assembly?
Yes, the check valve of the Magdeburg hemispheres kit is put together from a few small parts, shown on the assembly picture.
What age is the Magdeburg hemispheres kit for?
The supplier lists the Magdeburg hemispheres kit for ages 6 to 12 and teens; the small valve parts mean younger children need help.
Buying more than one, ordering again, or shopping for a gift or event? Email cs@elysianoble.com with the product link for a personal quote.
Shipping and returns – see our Shipping Policy and Refund Policy for delivery times and how returns work.