Dry Field Mapping Kit for Electric Field Visualization Base Size_2.3" Portable compact magnetic stirrer with

Portable compact magnetic stirrer with a 4-inch round plate

this simple tangent galvanometer turns Oersted's effect into a quantitative ammeter calibrated against Earth's field

the shorter focus delivering more magnification at the cost of field of view

Plain bend receiver adapter in borosilicate glass features 19/26 socket and 19/26 cone for distillation collection with right-angle redirection

Eight nickel-plated aluminum forks spanning C 256Hz to C 512Hz in a C-major scale

Dry Field Mapping Kit for Electric Field Visualization Base Size_2.3" Portable compact magnetic stirrer withDesigned to let students draw their own electrodes on conductive graph paper and trace equipotential lines with a multimeter, this kit makes electric field patterns visible without high voltage.