Mechanical Stirling Helicopter - Metal Construction Set new it features an alloy shell

it features an alloy shell

Opening Doors

Powered by an integrated solar panel and supported by a rechargeable battery

developed in Germany

resulting in a creature that feels both engineered and alive

Mechanical Stirling Helicopter - Metal Construction Set new it features an alloy shellWatch heat become flight as you assemble the Mechanical Stirling Helicopter, a remarkable engineering model that transforms thermal energy into spinning rotor motion right before your eyes. Measuring an impressive 39cm long and assembled from over 150 precision components, this stainless steel build combines aviation inspired design with one of the most fascinating engine concepts ever developed. At the heart of the model is a working Stirling engine