- No more naps!, a story for when you're wide-awake and definitely not tired, Chris Grabenstein ; pictures by Leo Espinosa
- School of laughs, James Patterson and Chris Grabenstein ; with Emily Raymond ; illustrated by Jomike Tejido
- Mr. Lemoncello and the titanium ticket, Chris Grabenstein
- All-American adventure, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Lights out, James Patterson and Chris Grabenstein
- Danger down the Nile, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Danger down the Nile, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Genius Camp, Chris Grabenstein
- I funny TV, a middle school story, James Patterson and Chris Grabenstein ; illustrations by Laura Park
- Mr. Lemoncello's great library race, Chris Grabenstein
- Quest for the city of gold, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Max Einstein saves the future, James Patterson and Chris Grabenstein ; illustrated by Beverly Johnson
- House of robots, James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Laugh out loud, James Patterson and Chris Grabenstein ; illustrated by Jeff Ebbeler
- Mr. Lemoncello's Library Olympics, Chris Grabenstein
- World champions!, James Patterson and Chris Grabenstein ; illustrated by Jay Fabares
- House of robots, James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- The plunder down under, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Laugh out loud, James Patterson and Chris Grabenstein ; illustrated by Jeff Ebbeler
- Word of mouse, James Patterson and Chris Grabenstein ; illustrated by Joe Sutphin
- Beach battle blowout, by Chris Grabenstein
- Max Einstein, rebels with a cause, James Patterson and Chris Grabenstein ; illustrated by Beverly Johnson
- Jacky Ha-Ha, James Patterson and Chris Grabenstein ; illustrated by Kerascoët
- School of laughs, James Patterson and Chris Grabenstein
- Shine!, J.J. and Chris Grabenstein ; illustrations by Leslie Mechanic
- My life is a joke, James Patterson and Chris Grabenstein ; illustrated by Kerascoët
- School of laughs, James Patterson and Chris Grabenstein ; with Emily Raymond ; illustrated by Jomike Tejido
- Danger down the Nile, James Patterson and Chris Grabenstein
- Katt loves dogg, a hilariously pawsome adventure!, James Patterson, Chris Grabenstein, Anuki López
- Robot revolution, James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Peril at the top of the world, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Best nerds forever, James Patterson and Chris Grabenstein ; illustrated by Charles Santoso
- Free fall, a John Ceepak mystery, Chris Grabenstein
- Jacky Ha-Ha, James Patterson and Chris Grabenstein ; illustrated by Kerascoët
- My brother the robot, house of robots, by James Patterson, with Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein
- Pottymouth and Stoopid, James Patterson and Chris Grabenstein ; illustrated by Stephen Gilpin
- The smartest kid in the universe, Chris Grabenstein
- Dog Squad, Chris Grabenstein ; illustrations by Beth Hughes
- Peril at the top of the world, by James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Sandapalooza Shack shake-up, Chris Grabenstein ; illustrated by Kelly Kennedy
- Mr. Lemoncello's great library race, Chris Grabenstein
- Super puzzletastic mysteries, short stories for young sleuths from Mystery Writers of America
- Robots go wild, James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- I even funnier, a middle school story, James Patterson and Chris Grabenstein
- Katt vs. Dogg, James Patterson and Chris Grabenstein ; illustrated by Anuki Lopez
- Mr. Lemoncello's great library race, Chris Grabenstein
- The ultimate quest, James Patterson and Chris Grabenstein ; illustrated by Juliana Neufeld