1:28 play_arrow How to make an Electromagnet at home |Best science project| fun with project visibility 21 schedule 5 г. назад favorite
1:32 play_arrow How to make a nail into a magnet |science experiment | fun with project visibility 15 schedule 5 г. назад favorite
3:41 play_arrow How to make a circuit |Simple circuit|For science project |(part-1 fun with project visibility 2 schedule 5 г. назад favorite