Knife Switch Demonstrator with 4mm Terminals Science at Home_General Science Supplies used to compare reactive-metal electrolysis

used to compare reactive-metal electrolysis behavior against carbon and platinum in the same apparatus

and burners over Bunsen flames and heating apparatus in chemistry labs

Twelve removable organs expose thoracic and abdominal anatomy in a headless torso format

Combines detailed cranial anatomy with a removable life-size brain

this concave glass mirror at 100mm focal length runs at f/1 for vivid real-image demos and converging-reflection work

Knife Switch Demonstrator with 4mm Terminals Science at Home_General Science Supplies used to compare reactive-metal electrolysisSingle pole double throw knife switch mounted on a 4mm terminal base, letting students reroute a modular circuit between two branches without touching unmounted components.