Motor Demonstration Board Pack Size_10 Walks students through four-stroke diesel

Walks students through four-stroke diesel operation on a 16-inch hand-cranked model

5 inch Alnico bar pair with steel keepers

and a 1-degree protractor

illustrating late-pregnancy presentation for obstetric and reproductive anatomy teaching

Jumbo three-dimensional frog dissection model with keycard demonstrates amphibian anatomy and organ systems for detailed vertebrate teaching

Motor Demonstration Board Pack Size_10 Walks students through four-stroke dieselLow voltage DC motor with a current limiting series resistor on a demonstration base with 4mm plug connections, sized as a load that visibly spins when current flows in the circuit.