Catherine Hapka

Nat is a city girl through and through. She loves playing in open fire hydrants, laughing with her friends during block parties, and making trips to her local comic book shop to grab the latest copy of her favorite graphic novel series....

Carmen Sandiego and crew are off on a thrilling treasure hunt in this original story inspired by the Netflix animated series. When the secrets of a centuries-old treasure map are uncovered, it's up to Carmen to puzzle out the pirate's code and track down a long-lost treasure....

The Pony Scouts are becoming better at riding with every lesson. But just when they think they've seen it all, a new horse arrives on Jill's farm....

The Pony Scouts' last visit to Jill's farm was one they'll never forget - that was the night Surprise, the baby foal, was born!

With a riding lesson and a sleepover all planned out, the Pony Scouts couldn't be any happier... until they discover a big surprise!

Meg has pony books, pony toys, and pony clothes. And on her first day at a new school, Meg meets two girls who are as pony crazy as she is!

When Meg's parents go away for the weekend, letting Meg stay with fellow Pony Scout Jill, the Scouts are in for an extra-special sleepover....

The Pony Scouts have come a long way with their riding lessons....

Today is the big day - Jill and Apples are going to compete at the horse show!

When Santa's best friend, Peppermint Bark, gets left in a chimney on Christmas Day, it's up to Chris, Holly, and Ivy to return the pup to the North Pole before it's too late....

The inspiration for a hit Disney film and named one of “13 Detective Book Series You Obsessed Over as a Kid” by BuzzFeed, the masterful Great Mouse Detective is back and ready to investigate a library haunting....

Seventeen-year-old Nicole dreams of spending the rest of her life with her boyfriend, Nate. So when she finds herself on her way to Paris to study abroad without him, she’s less than thrilled. She’s not sure she’s capable of finding joie de vivre on her own....