- Evil genius, Chris Grabenstein
- Robot revolution, James Patterson and Chris Grabenstein
- Shine!, J.J. & Chris Grabenstein ; illustrations by Leslie Mechanic
- Scaredy Cat, James Patterson and Chris Grabenstein ; illustrated by John Herzog
- Pottymouth & Stoopid, James Patterson and Chris Grabenstein ; illustrated by Stephen Gilpin
- My life is a joke, James Peterson and Chris Grabenstein
- Mr. Lemoncello and the titanium ticket, Chris Grabenstein
- Genius Camp, Chris Grabenstein
- Danger down the Nile, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Lights out, James Patterson and Chris Grabenstein
- Best nerds forever, James Patterson & Chris Grabenstein ; illustrated by Charles Santoso
- No more naps!, a story for when you're wide-awake and definitely not tired, Chris Grabenstein ; pictures by Leo Espinosa
- The greatest treasure hunt, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- The genius experiment, James Patterson and Chris Tebbetts
- The ultimate quest, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- All-American adventure, James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Scaredy cat, James Patterson & Chris Grabenstein
- Beach party surf monkey, Chris Grabenstein ; illustrated by Brooke Allen
- Laugh out loud, James Patterson and Chris Grabenstein ; illustrated by Jeff Ebbeler
- No is all i know, written by Chris Grabenstein ; pictures by Leo Espinosa
- The plunder down under, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Beach party surf monkey, Chris Grabenstein
- Katt loves Dogg, James Patterson and Chris Grabenstein
- Rebels with a cause, James Patterson and Chris Grabenstein ; illustrated by Beverly Johnson
- Jacky Ha-Ha, my life is a joke : a graphic novel, James Patterson and Chris Grabenstein ; adapted by Adam Rau ; illustrated by Betty C. Tang
- Home sweet motel, Chris Grabenstein ; illustrated by Brooke Allen
- School of Laughs, James Patterson and Chris Grabenstein
- Beach battle blowout, Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein
- I funny TV, a middle school story, James Patterson and Chris Grabenstein ; illustrated by Laura Park
- Jacky Ha-Ha, a graphic novel, James Patterson and Chris Grabenstein ; adapted by Adam Rau and Betty C. Tang
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Katt vs. Dogg, James Patterson and Chris Grabenstein ; illustrated by Anuki López
- Katt loves Dogg, James Patterson and Chris Grabenstein ; illustrated by Anuki López
- Jacky Ha-Ha, James Patterson and Chris Grabenstein ; illustrated by Kerascoët
- Dog Squad, Chris Grabenstein ; illustrations by Beth Hughes
- Quest for the city of gold, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Best nerds forever, James Patterson and Chris Grabenstein
- The smartest kid in the universe, Chris Grabenstein
- Escape from Mr. Lemoncello's library, the graphic novel, Chris Grabenstein ; illustrated by Douglas Holgatem ; with colors by Marta Todeschini
- Max Einstein saves the future, James Patterson and Chris Grabenstein ; illustrated by Beverly Johnson
- Beach battle blowout, Chris Grabenstein ; illustrated by Kelley Kennedy
- Cat crew, Chris Grabenstein ; illustrations by Beth Hughes
- Mr. Lemoncello's great library race, Chris Grabenstein
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Word of mouse, James Patterson and Chris Grabenstein ; illustrated by Joe Sutphin
- The nerdiest, wimpiest, dorkiest I funny ever, James Patterson and Chris Grabenstein ; illustrated by Jomike Tejido
- Mr. Lemoncello's great library race, Chris Grabenstein
- Mr. Lemoncello and the titanium ticket, Chris Grabenstein
- Jacky Ha-Ha gets the last laugh, James Patterson and Chris Grabenstein ; illustrated by Kerascoët