The Electrostatic Motor experiment, Science Kit with the Fun-Fly-Stick

Видеокурс “Антенны“ [club51080272|Проект “Научная Критика“] [club51080272|Вся правда о сверхъединичных устройствах] Комплекс уроков “Электричество“ Unitech Toys, Science Kit, with a transparent Fun-Fly-Stick and 26 pc experiment kit. Fun-Fly-Stick is a miniature, hand-held, battery-operated Van...