6-Piece Acrylic Prism and Lens Set with Wooden Storage Geology_Geology Charts & Models supporting small-feature eye anatomy teaching

supporting small-feature eye anatomy teaching

showing the hexagonal bonding within each layer and the weak bonding between layers

providing the standard mid-range value for current-limiting LEDs and dropping resistors in student circuits

Cutaway working steam engine model with piston

Twenty-nine labeled features across outer

6-Piece Acrylic Prism and Lens Set with Wooden Storage Geology_Geology Charts & Models supporting small-feature eye anatomy teachingSix piece transparent acrylic prism and lens set with all faces polished, packaged in a wooden storage box, covering core dispersion and refraction shapes for ray box optics work.