Power an electric boat by electricity generated from the heat of a candle using a thermogenerator: Provide cooling water and after lighting the candle the boats is slowly chugging away. The kit is easy to build using common hand tools.

The kit ships with assembly drawing and hints for construction both in English and German language.
Dimensions: length ~200mm, height ~150mm
The included candle gives an operation time of about 3-4 hours.