Balancing Lever Kit, Class Pack of 5 Lab Equipment and Supplies_Sensors preserving chemical resistance and thermal

preserving chemical resistance and thermal durability where the original is damaged or lost

Drops a dense object and a feather together inside a 20-inch evacuated glass tube

NPN transistor in a protective enclosure with labeled base

showing the deflection of a current-carrying wire through a fixed magnetic field via 4mm safety sockets

Designed to teach Ohm's law and current-limiting behavior

Balancing Lever Kit, Class Pack of 5 Lab Equipment and Supplies_Sensors preserving chemical resistance and thermalFive lever balancing class pack with 600mm plywood levers, 4 fulcrum triangles, and 40 metal masses matched to 1%, deliberately using non standard graduations to build empirical reasoning.