Push Button Switch Demonstrator with 4mm Terminals Material_Porcelain deflecting a pivoting cobalt-steel compass

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

Pea seed germination model traces cotyledon splitting

Shopping for someone else but not sure what to give them

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

sized for the student electrolyzer to study electroplating

Push Button Switch Demonstrator with 4mm Terminals Material_Porcelain deflecting a pivoting cobalt-steel compassMomentary 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.