BrainPop Electicity - https://www.brainpop.com/science/energy/electricity/
BrainPop Electrical Circuits - https://www.brainpop.com/science/energy/electriccircuits/
https://www.sciencebuddies.org/blog/circuits-lessons
https://www.generationgenius.com/videolessons/electricity-and-circuits-video-for-kids/
https://squishycircuits.com/blogs/projects
https://www.generationgenius.com/videolessons/electricity-and-circuits-video-for-kids/