Mendocino Motor Solar science physics

Mendocino Motor 6 solar panels, which produce electricity from the sun's rays, rotate through the coils and rotate under the action of magnets If you're interested in elementary science and physics, it's an interesting little...

Mini Music Tesla Coil Plasma Speaker Tesla Arc Generator Resonant Wireless Transmission DC 15V-24V Assembled

Great for experimenting, science education and learning about energy transmission Description:Material: Electrical componentsColor: See picturesYou can play sound from your phone or other devices with a clear crisp sound When 24V is used, 5-10mm arc...