Teaching your children about solar technology is going to be much easier when you have the right kit. The SKY-Z Limitless Wind & Solar Kit comes with everything you need to build your own magnetic induction generator using coils and magnets. It teaches your kids about renewable energy and AC/DC circuits.
The kit comes with a battery charging system, a 0.9W solar panel, a light bulb, 6/8/10″ blades, and a multimeter. Costs under $170 at this time.