Here is another educational kit that introduces kids to how engines work. The XSHION TOYAN FS-S100AC Methanol Engine Kit comes with everything you need to build a 4-stroke engine. It can be installed in model cars, ships, and aircraft (1:8 to 1:12 scale).
The XSHION TOYAN FS-S100AC Kit has aluminum alloy and alloy steel construction. By assembling this kit, students learns more about the ins and outs of what gets engines going. This kit is ideal for kids ages 14+. It comes with a glow plug, fuel tank, gas pedal arm, throttle lever, start button, and other necessary parts.