Luthor the Doberman, a former attack dog, has a good home with Savannah Drysdale, but every time a certain truck passes he goes into a frenzy, while Griffin Bing is caught up in trying to beat his rival, Darren Vader, at an invention contest.

On the ocean liner Mauretania, two European scientists with a dramatic new invention are barely rescued from abduction by the Van Dorn Detective Agency's intrepid chief investigator, Isaac Bell. Unfortunately, they are not so lucky the second time. The thugs attack again-and this time one of the scientists dies. What are they holding that is so precious? Only something that will revolutionize business and popular culture-and perhaps something more....

Picked on, overweight genius Owen tries to invent a television that can see the past to find out what happened the day his parents were killed.

When Kristoff and the ice harvesters challenge Oaken and his new invention to a friendly contest, Oaken, Elsa, and Anna become embroiled in a mystery involving a missing ice harvesting machine.

Mrs. Bell challenges her science students to invent their own robots but when they start malfunctioning it becomes up to the DATA Set to deprogram the machines before an army of robots take over the school.