- The missing tooth mystery, by Maria S. Barbo ; illustrated by Duendes del Sur
- Go, Popplio!, adapted by Maria S. Barbo
- The rescue mission, by Maria S. Barbo
- Making the band, adapted by Maria S. Barbo
- Treasure hunt, by Maria S. Barbo ; illustrated by Duendes del Sur
- Scooby-Doo and the pirate's treasure, by Maria S. Barbo ; illustrated by Duendes del Sur
- Thanksgiving parade, by Maria S. Barbo ; illustrated by Artful Doodlers
- The catnapped caper, by Maria S. Barbo ; illustrated by Duendes del Sur
- Harry Potter origami, text by Maria S. Barbo ; illustrations by Patrick Spaziante ; origami design by Janessa Mun
- The official Pokémon handbook, by Maria S. Barbo
- Scooby-Doo and the kitty cat caper, by Maria S. Barbo ; illustrated by Duendes del Sur
- Team rocket to the rescue!, adapted by Maria S. Barbo
- Mystery of the missing food, adapted by Maria S. Barbo
- Pokemon the series, XYZ, Team Rocket to the rescue!, adapted by Maria S. Barbo
- Super spies, by Maria S. Barbo ; illustrated by Duendes del Sur
- How to draw, written by Maria S. Barbo, Tracey West, and Ron Zalme ; illustrations by Ron Zalme
- The velveteen rabbit and the boy, Maria Barbo ; illustrated by Michael Hague
- Sled race mystery, by Maria S. Barbo ; illlustrated by Duendes del Sur
- Welcome to Alola!, adapted by Maria S. Barbo
- The rescue mission, by Maria S. Barbo
- The official Pokémon handbook, by Maria S. Barbo
- The Christmas cookie case, by Maria S. Barbo ; illustrated by Duendes del Sur
- Team Rocket rivals, adapted by Maria S. Barbo
- Treasure hunt, by Maria S. Barbo ; illustrated by Duendes del Sur
- The Velveteen Rabbit Christmas, Maria S. Bardo ; illustrated by Michael Hague
- The case of the four-leaf clover, written by Maria Barbo ; illustrated by Jamie Smith
- Yo-Kai watch, adapted by Maria S. Barbo
- Search for the lost tooth, by Maria S. Barbo ; illustrated by Duendes del Sur
- Pokémon, the series sun & moon, adapted by Maria S. Barbo
- Welcome to Alola!, adapted by Maria S. Barbo
- Pokémon, greatest battles, by Maria Barbo
- The official Pokémon advanced handbook #4, by Maria S. Barbo
- Eye see it!, can you find them all?, by Maria Barbo ; illustrated by Josie Yee
- Deck the hall, by Maria S. Barbo based on the Scholastic book series by Norman Bridwell
- Pokémon the series, adapted by Maria S. Barbo
- Scooby-Doo!, the catnapped caper, by Maria S. Barbo ; illustrated by Duendes del Sur