16.25" Gear Train Simple Machine Model Handle Type_Wood Student pulley demonstration set with

Student pulley demonstration set with a range of pulleys for mechanical-advantage and force-multiplication comparisons

Heavy-base Bunsen burner adds stopcock gas control for fine flame adjustment during chemistry experiments with liquid propane or butane fuel

5 inches of nylon bristles for scrubbing glassware up to 4 inches in diameter

supporting up to three pendulums simultaneously for harmonic-motion work

polythene plates

16.25" Gear Train Simple Machine Model Handle Type_Wood Student pulley demonstration set withUsed to demonstrate how meshing gears transmit rotation, change speed, and multiply torque, this 16. 25 inch gear train simple machine model arrives ready to use with no assembly required.