- The lion of Mars, Jennifer L. Holm
- The fourteenth goldfish, Jennifer L. Holm
- Babymouse, mad scientist, by Jennifer L. Holm and Matt Holm
- Curtain call, Jennifer L. Holm & Matthew Holm
- Game on!, by Jennifer L. Holm & Matthew Holm
- School-tripped, Jennifer L. Holm & Matthew Holm
- Brave new pond, by Jennifer L. Holm & Matthew Holm
- Babymouse, dragonslayer, by Jennifer L. Holm & Matthew Holm
- Extreme Babymouse, by Jennifer L. Holm & Matthew Holm
- Deadly disease of doom, by Jennifer L. Holm & Matthew Holm
- Happy birthday, Babymouse!, by Jennifer L. Holm & Matthew Holm
- Whisker Wizard, Jennifer L. Holm & Matthew Holm
- The third mushroom, Jennifer L. Holm
- Captain Disaster, by Jennifer L. Holm & Matthew Holm
- Lights, camera, middle school!, Jennifer L. Holm & Matthew Holm
- Turtle in paradise, the graphic novel, Jennifer L. Holm and Savanna Ganucheau ; colors by Lark Pien
- The lion of Mars, Jennifer L. Holm
- Fear the amoeba, by Jennifer L. Holm & Matthew Holm
- Sunny side up, Jennifer L. Holm & Matthew Holm ; with color by Lark Pien
- Babymouse goes for the gold, by Jennifer L. Holm & Matthew Holm
- A very Babymouse Christmas, by Jennifer L. Holm & Matthew Holm
- The power of the Parasite, by Jennifer L. Holm and Matthew Holm
- Swing it, Sunny!, Jennifer L. Holm & Matthew Holm ; with color by Lark Pien
- Babymouse for president, by Jennifer L. Holm & Matthew Holm
- Full of Beans, Jennifer L. Holm
- Sunny rolls the dice, Jennifer L. Holm & Matthew Holm ; with color by Lark Pien
- Little Babymouse and the Christmas cupcakes, Jennifer L. Holm & Matthew Holm
- Miss communication, Jennifer L. Holm & Matthew Holm
- Sunny makes a splash, Jennifer L. Holm & Matthew Holm ; with color by Lark Pien
- Pod vs. Pod, by Jennifer L. Holm & Matthew Holm