US$ 39.90
Student kit for constructing a working DC motor from component parts
clamp pulley
this super-taster set pairs PTC
letting students measure displacement during buoyancy investigations
Small Iron Clad Electromagnet Racks & Stands_Bottle Stands Student kit for constructing aSingle cell iron clad electromagnet on one C battery with integrated hooks for lifting demonstrations, showing how current through an iron core builds magnetic flux in student investigations.
US$ 39.90
US$ 19.90
US$ 48.99
US$ 167.00
US$ 48.99
US$ 48.99
US$ 96.00
US$ 48.99