Special Offers

SEMTO ST-NF2 12V Generator & Base Kit is an integrated base and belt-driven DC generator package for the SEMTO ST-NF2, with a digital voltmeter, charg..

SEMTO ST-NF2 Complete Mount & Ignition Set is a coordinated mounting, fuel and brush-start ignition system for the SEMTO ST-NF2 twin-cylinder nitro en..

SEMTO ST-NF2 L2 Starter & Ignition Kit is a model-specific starting, ignition and fuel-feed package for the SEMTO ST-NF2 L2 nitro engine. This page is..

Singing Tesla Coil Plasma Speaker Kit is a compact solid-state musical Tesla coil that modulates its discharge to reproduce recognizable audio tones a..

Six-Cylinder Gatling-Style Stirling Engine Model is a six-cylinder hot-air engine arranged in a rotating Gatling-style geometry for a highly visible e..

SKYMECH Fuel-Burning Mini Turbojet Demonstration Engine is a metal fuel-burning demonstration set that uses an included external air pump because its ..

SKYMECH WP-85 1/3 Turbojet Engine Model Kit 100PCS is a 1:3 scale, 100-piece buildable turbojet cutaway model designed to reveal compressor, combustor..

SKYMECHMAN A38X 1:24 Cutaway Turbofan Engine Model Kit is a buildable 1:24 aircraft-engine display that exposes fan, compressor and turbine stages thr..

Smithsonian Jet Works Transparent Turbofan Science Kit is a transparent battery-powered teaching model that makes the inlet, compressor, combustor rep..

Smithsonian Motor Works Transparent 4-Cylinder Engine Kit is a transparent electric teaching model with moving pistons, crankshaft, valves, fan and il..

STARK SSTC Music Tesla Coil Demonstration Model is a mains-powered solid-state Tesla coil with adjustable discharge and audio modulation intended only..

Stark Tesla's Egg of Columbus AC Motor Model is a desktop rotating-magnetic-field demonstration inspired by Tesla's Egg of Columbus and inte..