Crédits:
This is the world's simplest electric train which runs not only inside but also “outside” the coil.
【World's simplest train Ver.1】
https://www.youtube.com/watch?v=J9b0J...
【My youtube channel】
https://www.youtube.com/channel/UCuDG...
This “Train” is made of magnets,copper wire and a dry cell.
Please enjoy watching this simple structure electric train.