George and Harold and their doubles, Yesterday George and Yesterday Harold, have been taking turns going to school, but when the doubles fall prey to their gym teacher, Mr. Meaner, and his method of mind control that turns students into attentive, obedient, perfect children, it is up to original George and Harold to strike back.

When Rosie is unable to invent a contraption to help one of Aunt Rose's Raucous Riveters friends, she calls on classmates Iggy Peck and Ada Twist to help.

"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....

As the new computer lab teacher tries to bring Ella Mentry School into the twenty-first century with her peculiar inventions, second-grader A.J. struggles to survive without sugary snacks when principal Klutz bans junk food.

Ethan Cheeseman and his children, ages eight, twelve, and fourteen, hope to settle in a nice small town, at least long enough to complete work on a time machine, but spies and goverment agents have been pursuing them for two years and are about to catch up.

An authorized portrait of one of Silicon Valley's most dynamic entrepreneurs evaluates his role in the successes of such innovations as Tesla and Space X while evaluating America's technological competitiveness.

The technologically advanced but blundering Inspector Gadget is pitted against the diabolical plots of the evil Dr. Claw and the pervasive agents of MAD. The inspector's niece Penny and her hyper-intelligent dog Brain help him solve the cases.

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.

Ethan Cheeseman takes his children, ages eight, twelve, and fourteen, and Captain Jibby and crew, to the year 1668 to end an ancient family curse and save the children's mother, but damage to the time machine and the arrival of Mr. 5 complicate their return.

Clever monkey Chico Bon Bon builds lots of things with his many tools, and when he is captured by an organ grinder, he uses them to help him escape and get back home.