Easily construct this build-it-yourself army helicopter powered by the sun! The Greenex: Solar Chopper Science Kit will help you learn about solar energy and solar panels through hands-on applications! The Solar Chopper operates on natural sunlight or it can use batteries if it is indoors!
When the helicopter is powered, it features amazing action of spinning and patrolling around! Features an adjustable solar panel. This little toy is a lot of fun and provides hands-on, scientific learning that kids will love!
The Greenex Series is 100% battery-free eco learning fun that connects the environment to amazing science experiments. Smartly designed, each Greenex kit allows kids to snap the pieces together with ease. Simply snap all key components and modules together to start and then pull apart once finished.
These kits encourage kids to experiment on their own for additional learning. Best of all, each kit can snap to another to integrate functions and double (triple, quadruple) the fun!