Mary Winn Heider

Books
The Unicorns Who Saved Christmas The Unicorns Who Saved Christmas
The Unicorns Who Saved Christmas
2020
The Losers at the Center of the Galaxy The Losers at the Center of the Galaxy
The Losers at the Center of the Galaxy
2021
The Mortification of Fovea Munson The Mortification of Fovea Munson
The Mortification of Fovea Munson
2018
The Stupendous Switcheroo #3: Can't Go Home Again The Stupendous Switcheroo #3: Can't Go Home Again
The Stupendous Switcheroo #3: Can't Go Home Again
2024
The Stupendous Switcheroo #2: Born to Be Bad The Stupendous Switcheroo #2: Born to Be Bad
The Stupendous Switcheroo #2: Born to Be Bad
2024
The Stupendous Switcheroo The Stupendous Switcheroo
The Stupendous Switcheroo
2023

Audiobooks
The Stupendous Switcheroo: New Powers Every 24 Hours (Unabridged) The Stupendous Switcheroo: New Powers Every 24 Hours (Unabridged)
The Stupendous Switcheroo: New Powers Every 24 Hours (Unabridged)
2023
The Unicorns Who Saved Christmas The Unicorns Who Saved Christmas
The Unicorns Who Saved Christmas
2020
The Stupendous Switcheroo #3: Can't Go Home Again (Unabridged) The Stupendous Switcheroo #3: Can't Go Home Again (Unabridged)
The Stupendous Switcheroo #3: Can't Go Home Again (Unabridged)
2024
The Stupendous Switcheroo #2: Born to Be Bad (Unabridged) The Stupendous Switcheroo #2: Born to Be Bad (Unabridged)
The Stupendous Switcheroo #2: Born to Be Bad (Unabridged)
2024