This solar-powered wooden board toy helicopter is an excellent toy that combines innovation, environmental protection, traditional skills and fun. It shows us the perfect combination of traditional handcraft skills and modern technology, as well as the prospect of solar energy technology in daily life

Carousel, that is a kind of childhood memory, is every child has dreamed of having a toy.

Solar energy, as a clean and renewable energy source, is getting more and more attention. And in this creative world, what interesting things can we do with solar energy?