Borosilicate Glass Displacement Vessel with Spout, 250mL Rod Material_Stainless Steel a 12V/21W lamp house

a 12V/21W lamp house

passenger deactivation switches

Large Magdeburg hemispheres demonstrating the force of atmospheric pressure through vacuum-sealed halves that resist tug-of-war separation in classroom-scale physics demos

this Jolly's photometer turns the inverse-square law into a measurable observation

operating at 4-6V to demonstrate the same electromagnetic motor principles as the larger demo motor in a smaller footprint

Borosilicate Glass Displacement Vessel with Spout, 250mL Rod Material_Stainless Steel a 12V/21W lamp house250mL borosilicate 3. 3 glass displacement vessel formed with a heavy duty body and integrated 1 inch spout, autoclavable and thermal shock resistant for water immersion experiments.