Equilateral Optical Glass Prism, 75mm Length, 25mm Faces Plastic Labware_Plastic Sets and Apparatus Copper replacement rod at 19-11/16

Copper replacement rod at 19-11/16 by 1/4 inch sized for thermal linear expansion apparatus

this novelty kit includes two 1-inch sulfur specimens in a premium cotton bag for 'yellow snow' experimental gifting

Drilled 3/4-inch steel ball with an approximately 2

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

5 mL in a two-tier stackable frame

Equilateral Optical Glass Prism, 75mm Length, 25mm Faces Plastic Labware_Plastic Sets and Apparatus Copper replacement rod at 19-11/16Designed for class front optics demos, a 75mm long optical quality equilateral glass prism with 25mm faces splits white light cleanly for dispersion and refraction work.