Princess Magnolia is having hot chocolate and scones with Duchess Wigtower when . . . Brring! Brring! The monster alarm! A big blue monster is threatening the goats! Stopping monsters is no job for dainty Princess Magnolia. But luckily Princess Magnolia has a secret shes also the Princess in Black, and stopping monsters is the perfect job for her! Can the princess sneak away, transform into her alter ego, and defeat the monster before the nosy duchess...

Princess Magnolia can't wait to enjoy a much needed vacation. Just as she's about to take a nap in her hammock by the sea, she hears a "ROAR!" The Princess in Black may not get her vacation after all.

Noseholes and elephants! A pet-eating monster interrupts a perfect playdate with Princess Sneezewort ... but who is that new masked avenger? Princess Magnolia and Princess Sneezewort have plans ... mysterious plans, like a princess playdate! They dress-up slam! They karaoke jam! They playhouse romp and snack-time stomp! But then a shout from outside Princess Sneezewort's castle interrupts their fun. It's a monster trying to eat someone's kitty! This...

The monsters take a field trip to the museum, where they befriend a mummy.

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.

Little Bear is excited about his first night in his own bedroom, but the room seems far too quiet and dark and he calls for Big Bear to chase away the monsters.

A fifth-grader uses her photographic memory, her mother, and her friend Eric to find a missing reel of a monster film they go to see.

Princess Magnolia and her unicorn, Frimplepants, are on their way to have brunch with Princess Sneezewort, an occasion Frimplepants enjoys more than anything in the world. But just when he can smell the freshly baked bread and the heaping platters of sugar-dusted doughnuts, Princess Magnolia s glitter-stone ring rings.

In his quest to capture the pieces of the Amulet of Avantia, Tom must battle Luna the Moon wolf, whose evil magic turns all the animals of the forest--including Tom's animal friends--against him.