This highly detailed engine model is perfect for any technology, physics or general science class! Four-stroke operation is demonstrated by the gear-driven timing mechanisms, valves, ignition systems and more. DC power input is available to power a lamp which represents the spark or glow plug ignition. This model is the gasoline version. Made from a high-density plastic that will withstand continual use.
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!
Create all kinds of marble run combinations with this 80-piece Marble Run set!
Great tarantula specimen for the science classroom!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
Learn about hydrogen fuel cells with this incredible kit!
Every kid needs one of these spheres!