7-Piece Glass Prism and Lens Set, 13mm Thick, with Wooden Storage Heat & Thermodynamics_Pressure & Gas Laws Six-piece transparent acrylic prism and

Six-piece transparent acrylic prism and lens set with all faces polished

the shared mass isolating volume and density as the distinguishing variables across metals and polymers

Enlarged mandible model exposes lower jaw teeth

Eight-inch external probe on a 36-inch cord on this handheld digital thermometer

and storage between uses at the laboratory bench

7-Piece Glass Prism and Lens Set, 13mm Thick, with Wooden Storage Heat & Thermodynamics_Pressure & Gas Laws Six-piece transparent acrylic prism andSeven piece glass prism and lens set at 13mm thickness with all faces polished, the wooden storage box housing optical grade shapes for dispersion, refraction, and image formation work.