6 x 1" Rectangular Plane Glass Mirror, 10-Pack Material_Glass Exposes every moving part of

Exposes every moving part of a two-pole armature rotating between permanent magnets on an open 4-inch plastic base

Fullerene C60 kit with 60 atoms and 90 bonds for building the spherical cage structure characteristic of fullerene carbon allotropes

producing a spread of spring constants for Hooke's-Law and mass-spring comparison work in introductory mechanics

providing an introductory tool for studies of induction

6 x 1" Rectangular Plane Glass Mirror, 10-Pack Material_Glass Exposes every moving part ofLong and narrow 6 by 1 inch plane glass mirrors arrive as 10 packs at ~2mm thickness, the elongated proportions matching ray tracing setups where a tall surface meets a single beam.