Everybody knows that Thomas Edison is one of the most prolific inventors in recorded history, but what you didn't know is that he invented a virtual version of himself. Edison created a nearly complete robot, Von Bolt, who remained in a secret lab for years until 12-year-old science prodigy Angie found the lab after cracking the inventor's secret message. After discovering the lab, Angie and her friends explore the scientific world, with the fun-loving ghost of Edison as their guide.