Optical Lens Set, 2", 6-Piece, Convex and Concave Material_Polypropylene Beaker-themed beer pong set includes

Beaker-themed beer pong set includes 12 polypropylene 500mL beakers and 2 pong balls for chemistry-themed party gameplay

illustrating molecular symmetry and bonding geometry

Half-size digestive system model fits smaller class benches while preserving the full esophagus-to-rectum path and accessory organ anatomy in two removable parts

Optically-worked glass double convex lens with a 150mm focal length and 1

Hooke's Law

Optical Lens Set, 2", 6-Piece, Convex and Concave Material_Polypropylene Beaker-themed beer pong set includesSix lens optics set of three double convex and three double concave glass lenses with ground beveled edges, designed for image formation and focal length investigation.