- Oceans, by Nadia Higgins
- Last stand, causes and effects of the Battle of the Little Bighorn, by Nadia Higgins
- Cinderella, retold by Nadia Higgins ; illustrated by Kathleen Petelinsek
- Communication then and now, by Nadia Higgins
- How do cell phones work?, by Nadia Higgins ; illustrated by Glen Mullaly
- Trains, by Nadia Higgins ; illustrated by Sr. Sánchez ; music by Salsana Music = Trenes / por Nadia Higgins ; ilustrado por Sr. Sánchez ; música por Salsana Music
- Needs and wants, by Nadia Higgins
- Zombie field day, by Nadia Higgins
- The whole truth, writing fearless nonfiction, by Nadia Higgins ; Jenni Wittrock, editor
- What is money?, by Nadia Higgins
- Great Danes, by Nadia Higgins
- Medical robots, by Nadia Higgins
- Making a video game, by Nadia Higgins
- UFOs, by Nadia Higgins
- The story of Earth, by Nadia Higgins ; illustrations by Jia Liu ; music by Joseph Faison IV
- Tundras, by Nadia Higgins
- Tectonic plates are on the move, by Nadia Higgins ; illustrations by Jia Liu ; music by Dean Jones
- Columbus and the journey to the New World, written by Nadia Higgins
- Making a TV show, by Nadia Higgins
- Earth's record breakers, by Nadia Higgins ; illustrations by Jia Liu ; music by Mark Oblinger
- Hansel and Gretel, a favorite story in rhythm and rhyme, retold by Nadia Higgins ; illustrations by Marco Guadalupi ; music by Mark Oblinger
- Grasslands, by Nadia Higgins
- Hansel and Gretel, retold by Nadia Higgins ; illustrated by Kathleen Petelinsek
- Super exclamation point saves the day!, by Nadia Higgins ; illustrated by Mernie Gallagher-Cole
- What kind of clouds?, By Nadia Higgins ; Illustrations by Sara Infante ; Music by Erik Koskinen
- Rain forests, by Nadia Higgins
- Siberian huskies, by Nadia Higgins
- Océanos, por Nadia Higgins
- Perseus the hero, an interactive mythological adventure, by Nadia Higgins ; illustrated by Nadine Takvorian ; consultant: Dr. Laurel Bowman, Department of Greek and Roman Studies, University of Victoria, Victoria, BC, Canada
- Super period saves the day!, by Nadia Higgins ; illustrated by Mernie Gallagher-Cole
- Wind and water shape the land, by Nadia Higgins ; illustrations by Jia Liu ; music by Erik Koskinen
- What's great about Minnesota?, Nadia Higgins
- Defending the land, causes and effects of Red Cloud's War, by Nadia Higgins
- Beauty and the beast, retold by Nadia Higgins ; illustrated by Kathleen Petelinsek
- Stinky animals, by Nadia Higgins
- Experiment with what a plant needs to grow, Nadia Higgins
- Types of precipitation, by Nadia Higgins ; illustrations by Sara Infante ; music by Erik Koskinen
- National geographic kids everything Vikings, Nadia Higgins ; with Vikings expert Andrew Jennings
- The world's oddest inventions, by Nadia Higgins
- Rottweilers, by Nadia Higgins
- Bosques, por Nadia Higgins
- Boxers, by Nadia Higgins
- Experiment with a plant's roots, Nadia Higgins
- Super comma saves the day!, by Nadia Higgins ; illustrated by Mernie Gallagher-Cole
- Making a book, by Nadia Higgins
- Making a podcast, by Nadia Higgins
- Sort it!, by Nadia Higgins
- Sequences, order matters!, lyrics by Nadia Higgins ; illustrated by Sr. Sánchez ; music by Drew Temperante
- US geography through infographics, [by] Nadia Higgins ; graphics by Laura Westlund
- Using money, by Nadia Higgins