- A very Fiona Christmas, illustrated by Richard Cowdrey
- Fiona and the rainy day, Richard Cowdrey and Donald Wu
- Fiona plays soccer, New York Times bestselling illustrator Richard Cowdrey with Donald Wu
- Fantastic Fiona, [illustrated by] Richard Cowdrey and Donald Wu
- Fiona saves the day, New York Times bestselling illustrator Richard Cowdrey with Donald Wu
- Fiona goes to school, Richard Cowdrey with Donald Wu
- Fiona gets the sniffles, Richard Cowdrey and Donald Wu
- Fiona and the rainy day, Richard Cowdrey and Donald Wu
- Fiona, love at the zoo, illustrated by Richard Cowdrey
- Meet Fiona the hippo, New York Times bestselling illustrator Richard Cowdrey with Donald Wu
- You've got this, Fiona, a book about change, [illustrated by] Richard Cowdrey
- Fiona, it's bedtime, Richard Cowdrey
- Fiona's train ride, New York Times bestselling illustrator Richard Cowdrey with Donald Wu
- Fiona and the Easter egg hunt, illustrator, Richard Cowdrey
- Fiona helps a friend, Zondervan ; illustrated by Richard Cowdrey
- Happy birthday, Fiona, Richard Cowdrey
- Fiona helps a friend, Zondervan ; illustrated by Richard Cowdrey