When Marion and the other members of the Critter Club plan a ski weekend, they meet a snow bunny on the slopes, but Marion's kitten, Ollie, scares the bunny away.

Pedro forms a new club with his friends dedicated to solving mysteries--and the first two assignments are finding his mother's locket, and his father's cell phone.

When Jill's mom asks the Pony Scouts to help her run a pony party for a little girl's birthday, Meg, Jill, and Annie can't wait to help! After all, any girl who is having a pony party must share the Pony Scouts' love for all things horses. But when the Pony Scouts arrive at the party, they see that the birthday girl is the only one at the party who is not interested in riding the horses! How could this be? The Pony Scouts will find out!

Seventeen-year-old Signal Deere has raised eyebrows for years as an unhappy Goth misfit from the trailer park. When she's convicted of her best friend Rose's brutal murder, she's designated a Class A--the most dangerous and manipulative criminal profile. To avoid prison, Signal signs on for a secret program for 18-and-under Class As and is whisked off to an abandoned sleep-away camp, where she and seven bunkmates will train as assassins. Yet even...

After encountering a Jersey Devil while on a field trip to the Pine Barrens, Elliot and his new friend Uchenna help their weird teacher Professor Fauna rescue the mythological creature from a pair of greedy billionaire brothers.

Liz is excited that her three best friends are visiting her family's cabin at Marigold Lake, but something seems to go wrong with every activity she planned.

Amy meets her stepsister: Amy looks forward to meeting her future stepsister, but things don't start off well. Ellie's lovely idea: The Critter Club wants to do some Valentine's Day fundraising activities to raise money for a charity called Puppy Love. Liz at Marigold Lake: The visit to her family's cabin doesn't alway go smoothly for Liz. Marion strikes a pose: The Critter Club babysits frogs, while second-grader Marion enters a fashion design...

One, Two, Kat, and Four want to form a club so together they figure out how to make a sign saying what their club should be called.

Liz's dream of a sleepover at the Santa Vista Art & History Museum turns into a nightmare when strange noises and shadows fill the night.

Four very different friends in Concord, Massachusetts, and their mothers continue their book club, reading Jean Webster's "Daddy Long-Legs," while getting to know their own pen pals from Wyoming.