When George and Harold hypnotize their principal into thinking that he is the superhero Captain Underpants, he leads them to the lair of the nefarious Dr. Diaper, where they must defeat his evil robot henchmen.

Defeating a monster just in time to attend her own birthday party, Princess Magnolia, the secret superhero Princess in Black, is repeatedly interrupted throughout the party by the Monster Alarm in ways that threaten to expose her.

A sleepy Princess in Black takes a much-needed vacation and rides her bicycle to the seaside, where she plans to nap in a hammock, but her peace is disrupted by a roaring sea monster.

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.

Eleven-year-old Luke, a hardcore fan of comics and superheroes, is jealous when his undeserving older brother Zack is zapped by an alien and turned into a superhero, until a plot to destroy the Earth incapacitates Zack, and Luke, accompanied by Lara, the nosey girl next door, must come to the rescue.

"Diana travels to the mortal realm for the first time ever to fight against the evil force stealing the powers of the Olympian gods in the final book of the Wonder Woman Adventures trilogy"--

When Mom issues a no-gum rule, Gabby Gomez sneaks a piece of special bubble gum that turns her into a superhero.

Expecting to become a supervillain on his sixteenth birthday, Damien Locke, son of one of Golden City's most notorious supervillains, is horrified to discover that he may instead be destined to become a superhero.

Nine-year-old superhero Pizazz relates how difficult it is to be a superhero, especially when, after moving to a new school, she is made "eco monitor" for her class.