Metal Displacement Vessel, 225 x 125mm Manufacturer_Eisco this Wimshurst generator builds a

this Wimshurst generator builds a visible high-voltage spark

and elastic limits

demonstrating conservation of momentum and energy through ball-to-ball collisions

Wall-mounted Mason's hygrometer with two identical dual-scale thermometers — one dry and one kept wet via a water reservoir — calculating relative humidity from their paired reading difference

a beginner-level counting tool for preschool and early-elementary number introduction

Metal Displacement Vessel, 225 x 125mm Manufacturer_Eisco this Wimshurst generator builds aLargest metal displacement vessel in the series at 225 by 125mm with a side spout, sized for bigger submerged specimens in volume by displacement and specific gravity work.