Description

Plated spring arm with press knob and a single contact stud

this polished hardwood funnel stand holds two 1

Pan balance demonstration lever with a low-friction brass pivot

Jumbo three-dimensional frog dissection model with keycard demonstrates amphibian anatomy and organ systems for detailed vertebrate teaching

Polarizing Filter Stress Demonstration Apparatus Gifts Plated spring arm with pressBuilt to reveal stress fringes in transparent solids, this apparatus pairs two 8 inch polarizing filters in a wooden frame with four acrylic shapes that show photoelastic patterns when squeezed.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
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Polarizing Filter Stress Demonstration Apparatus Gifts Plated spring arm with press

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