When Kelly loses a little boy to monsters who live under his bed during her first babysitting job, she learns about a secret society of babysitters who fight monsters.

Having tracked his missing sister to the Arkanis Imperial Academy, Zare wins acceptance into a secret society within the school in order to find her, but winds up uncovering a terrifying plot as well.

When farm boy Homer Pudding's explorer-uncle dies and leaves him a droopy dog with a mysterious coin hidden on its collar, it leads him to The City, where they meet Madame La Directeur, the conniving head of the Natural History Museum, who is trying to steal the coin and take Homer's place in a secret society of adventurers.

Farm boy Homer faces another challenger for his uncle's spot in the society of Legends, Objects, Secrets, and Treasures but Dog's hidden ability to smell treasure guides the duo as clues lead them to fantastic mansions and hidden islands.

A shy boy's life is sent spiraling into adventure after a fateful day when he discovers a pig in a small hat and returns it to its home at the mysterious Explorers Club.

When Kelly Ferguson has to go on a rescue mission to Monster Island, where monster royalty is turning kids into hairy mutant monsters, she will have to face off against internet trolls, trash monsters, and her fear of screwing up.

"In the two years that she's known Ellie Wolf, the rebellious princess hiding her identity, Lottie has been anything but safe. And now they're facing the greatest danger yet--Leviathan, the secret organization intent on taking the princess down. When Leviathan forces them to travel to their beloved Rosewood Hall's sister school in Japan, they see that nowhere is beyond Leviathan's long reach"--

Steeped in Hispanic folklore since childhood, middle schooler Charlie Hernǹdez learns the stories are true when, shortly after his parents disappearance, he grows horns and feathers and finds himself at the heart of a battle to save the world.

"When Queen Joanna is kidnapped Charlie and Violet set out across South America to find her and discover a conspiracy to raise the dead"--

"Prudence Perry is a legacy Ladybird Scout, born to a family of hunters sworn to protect humans from mulligrubs...Masquerading as a prim and proper ladies' social organization, the Ladybirds brew poisons masked as teas and use knitting needles as daggers...Three years ago, Prue's best friend was killed during a hunt, so she kissed the Scouts goodbye...But old monster-slaying habits die hard and Prue finds herself falling back into the fold...When...