Push Button Switch Demonstrator with 4mm Terminals Material_Porcelain and pins outfit groups for

and pins outfit groups for hands-on study of pinhole imaging

Outfitted with six drying pegs along a second tier

deflecting a pivoting cobalt-steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field

sized for the student electrolyzer to study electroplating

this universal charger keeps portable instruments running between sessions without rotating in fresh disposable batteries

Push Button Switch Demonstrator with 4mm Terminals Material_Porcelain and pins outfit groups forMomentary contact push button switch on a base with two 4mm terminals, snapping closed only while the button is held to introduce momentary versus latched switching behavior.