Franzis Visible Working Porsche 911 Boxer Flat-Six Engine w/Sound Plastic Model Engine Kit 1/4.

Revell-Monogram Visible V-8 Engine Plastic Model Engine Kit 1/4 Scale.

Franzis 1/3 Visible Working Porsche Carrera Type 547 Flat-Four Racing Engine w/Sound.

Franzis 1/2 Visible Working BMW R90S Motorcycle Flat-Twin Engine w/Sound.

Franzis 1/4 Visible Working Ford Mustang V8 Engine w/Sound (UPDATED VERSION. Replaces 675002).

Revell-Germany Visible V-8 Engine Plastic Model Engine Kit 1/4 Scale.

Haynes Visible Working V8 Engine with Electric Motor and Sound Plastic Model Engine Kit.

Atlantis Wright Cyclone Radial Engine C9HE Plastic Model Engine Kit 1/12 Scale.

Tamiya Mechanical Galloping Racehorse.

Revell-Monogram Visible V-8 Engine Plastic Model Engine Kit 1/4 Scale.

Tamiya 4WD Chassis Kit.

Academy Da Vinci Helicopter Science Engineering Kit.

ThamesKosmos Solar Race Car STEM Experiment Kit.

ThamesKosmos Kids First Intro to Gears STEM Experiment Kit.

Tamiya Amphibious Vehicle.