"Twelve-year-old Hope lives in a post World War III town called White Rock where everyone must participate in Inventions Day, though Hope's inventions always fail. Her unique skill set comes in handy when a group of bandits invades the town"--Provided by publisher.

A twelve-year-old boy, worried that his parents may divorce, discovers that an island in the middle of the lake where he is spending the summer is the testing grounds of the mysterious Dr. Libris, who may have invented a way to make the characters in books come alive.

When Rosie's 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.

When a very important inventor needs rescuing, Freddie Ramos activates his special sneakers and becomes a superhero.

Ellie Ultra, third-grade superhero, is running for class president, and her opposition is her nemesis, Dex Diggs, who has got his hands on a wish machine--so when Ellie gets a glimpse of what would happen if Dex wins, she knows this is a fight for the soul and future of Winkopolis Elementary School.

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.

"Nick and his friends race against their foes to retrieve more pieces of Tesla's free energy transmitter, only to see them fall into the hands of the Accelerati's shadowy leader"--

Superhero Ellie Ultra is given the responsibility of caring for Squeak, the class hamster, for the weekend, which is exciting, but also a little worrying, especially since her dog, Super Fluffy, is too interested in the hamster for comfort--but when she accidentally shrinks herself down to three inches tall Ellie discovers that, even for a superhero, pet sitting is a lot harder when you are no bigger than your pet.

Presents an introduction to the inventions of Benjamin Franklin, one of the nation's most beloved figures, credited with introducing bifocals, daylight savings time, lightning rods, and the establishment of post offices.

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