Physics Electronics System Set, 18-Piece Clearance and mammalian organ systems for

and mammalian organ systems for comparative vertebrate teaching

Sliding-window gold-leaf electroscope with anodized aluminum walls and an internal scale

Greatly magnified HIV virion model separates into two parts exposing the outer envelope and interior capsid with RNA

providing dense uniform spheres for ramp-and-collision experiments where a heavier projectile is needed than the plastic marbles can provide

Physics Electronics System Set, 18-Piece Clearance and mammalian organ systems forEighteen piece modular electronics kit in a plastic case, covering diodes, LED circuits, resistor networks, and other foundational circuit topologies for introductory physics.