Soon after being recruited by the mysterious Mrs. Boudica to join a secret military intelligence operation, Josie, Mae, and Akiko discover their superhero abilities and use them to thwart a Nazi plot to steal the ENIAC computer.

Rescuing a squirrel after an accident involving a vacuum cleaner, comic-reading cynic Flora Belle Buckman is astonished when the squirrel, Ulysses, demonstrates astonishing powers of strength and flight after being revived.

"Who says princesses don't wear black? When trouble raises its blue monster head, Princess Magnolia ditches her flouncy dresses and becomes the Princess in Black!" --

Tired of always losing to Super Rabbit Boy in their video game world, King Viking goes to the Secret Lands to find the Super Power Up that will give him super powers--Super Rabbit Boy must stop him, but first he must make it past goblins, ghosts, and other video dangers.

Batman shares what he knows about the Super Friends and their super powers.

When a goo monster crashes the science fair, the Princess in Black is on the job, and with the help of the Princess in Blankets, sets out to save the science fair.

When Mae's Aunt Willa and Aunt Jane, both pilots, are kidnapped by evil Metallic Falcon, Josie, Mae, and Akiko, the Infinity Trinity, pursue them from Chicago to Sweetwater, Texas, to Paris, France.

"There's a golden rule in Phantom City: 'No one about when the Zeppelin is out.' Twelve-year-old Charlie Crane has feared the doomsday airship her whole life. But one night, she comes face-to-face with the Zeppelin, and instead of finding trouble, she is awakened to the reality that something is very wrong in Phantom City. Determined to find the truth in a city plagued with lies, Charlie works to free the people of Phantom City from the clutches of...

Akiko, Mae, and Josie, also called the Infinity Trinity, spring into action after learning that a spy is betraying secrets to the Japanese military--and that Akiko's mother may be involved.--