Need a dramatic introduction for your energy conversion unit? Students are fascinated by a functioning steam engine! Trace all the energy conversions starting with lighting the match, to burning the dry fuel, to converting the water to steam, and finally in converting the steam to mechanical power. Every step of the process can be viewed with this totally visible functioning steam engine. It is precisely engineered and will function for a lifetime. The accessible drive wheels make powering small electrical or mechanical devices easy. The engine has a built-in safety valve and comes with fuel pellets, maintenance tips, and complete instructions.