Electroscope Kit with Borosilicate Glass Flasks Science at Home_Chemical Science 5-inch mounting rod giving 5

5-inch mounting rod giving 5 inches total length for standard optical-bench setups

Heavy-duty 500-piece teacher molecular model set with 230 atoms and 270 bonds

SWG AWG Diameter (Inches) 18 16/17 0

Hand-painted arterial red and venous blue vessels trace the full systemic and pulmonary circulation across a mounted human figure for cardiovascular teaching

Mid-sized brass cylinder on an ebonite-insulated base

Electroscope Kit with Borosilicate Glass Flasks Science at Home_Chemical Science 5-inch mounting rod giving 5Two borosilicate glass flask electroscopes with discs, terminals, four foil leaf pairs, and a Faraday's ice pail for paired demonstrations of charge detection, sign, and ice pail induction.