4-Stroke Gasoline Hand-Crank Engine Model, 13.75" Science at Home_Life Science a compound unit for demonstrating

a compound unit for demonstrating multi-rope mechanical advantage in physics activities

Needle valve and flame stabilizer deliver fine flame control on this liquid propane Bunsen burner for precision chemistry and biology heating work

Demonstrates the full light-to-electricity-to-motion chain through a solar cell

Six-piece polypropylene beaker set spans 50mL to 2000mL for complete classroom and lab volumetric workflows without glass breakage risk

25 inches tall with five 4

4-Stroke Gasoline Hand-Crank Engine Model, 13.75" Science at Home_Life Science a compound unit for demonstratingHand cranked 4 stroke gasoline engine model at 13. 75 inches tall with visible crankshaft, camshaft, valves, rocker arms, push rods, and an ignition light that fires on compression.