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Pith Ball Electroscope Research Lab sized for pool

SKU 66261742966
4.9
Description

sized for pool

5 inches thick

Heavy-duty 500-piece teacher molecular model set with 230 atoms and 270 bonds

Shows oxygenated and deoxygenated blood paths between heart chambers and alveolar surfaces through seven hand-painted removable parts designed with medical-professional input

armature winding

Pith Ball Electroscope Research Lab sized for poolTwo pith balls suspended on unspun silk from a brass pillar, fanning apart visibly when a charged rod approaches to demonstrate electrostatic repulsion and induction.

Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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