Models made of wood

The "Everlight" solar unit enables an atmospheric lighting of the ...

Simply show how alternative energy can be used sensibly! With this...

Simply show how alternative energy can be used meaningfully! With ...

The "Energiestation" shows playfully how simple alternative energi...

A great kit, which, educationally simple, explains the generator p...

This tabletop fan for solar operation is easy to assemble and perf...

With this 7-part solar beginner's set you can easily build a great...

With this 7-part solar beginner's set you can easily build a great...

Thanks to the small but very efficient solar cell, the propeller r...

Thanks to the small but very efficient solar cell, the propeller r...

Once the solar dolphin is fully assembled and sunlight hits the sol...

The "Blue Gentian" solar flower kit is child's play to assemble and...

The charging electronics in the ECOSUN solar house store energy and...

This beautiful model of a vertical Savonius wind generator is power...