The Manga Guide to Electricity is great! Plenty of non trivial introductory textbook level material. https://www.amazon.com/Manga-Guide-Electricity-Kazuhiro-Fu

The Manga Guide to Electricity is great! Plenty of non trivial introductory textbook level material. https://www.amazon.com/Manga-Guide-Electricity-Kazuhiro-Fujitaki/dp/1593271972 https://www.amazon.com/Manga-Guide-Electricity-Kazuhiro-Fuji... The whole Manga Guide to X series is great.