Media
What causes the cockroach leg to move?
Galvani Volta Experiment Replica with Cockroach Leg and DIY battery (2:26)
Why do the kid’s face muscles contract while using the device?
Dr. Ho’s Face Therapy (2:03)
What is unrealistic about the following video?
Jurassic Park Electrocution (3:23 – watch first 1:49)