Overhead Projector, 250 x 250mm Platform Diameter_250mm 5cm for gas collection over

5cm for gas collection over water and chemistry demonstration applications

5mm copper wire on a clear acrylic base support side-by-side comparison of how loop count multiplies the on-axis magnetic field at fixed current

Universal silicon collet is provided to accept firmly all standard pipettes up to 50 ml comfortable grip

Polypropylene pipette stand accepts 28 pipettes with adjustable spacing to accommodate varied diameters in organized bench-top storage

Corrosion-resistant copper British-pattern rain gauge with a weather-grade body

Overhead Projector, 250 x 250mm Platform Diameter_250mm 5cm for gas collection overClassroom overhead projector with 250 x 250mm transparency platform projects handwritten and printed materials onto a wall or screen for group instruction.