- House of Robots, Chris Grabenstein
- Laugh Out Loud, Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Laugh Out Loud, Chris Grabenstein
- Grabenstein, Chris, Welcome to Wonderland, bk. 2
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Grabenstein, Chris, Mr. Lemoncello's library
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein
- No more naps!, a story for when you're wide-awake and definitely not tired, Chris Grabenstein ; pictures by Leo Espinosa
- Home sweet motel, Chris Grabenstein ; illustrated by Brooklyn Allen
- Grabenstein, Chris, Smartest kid in the universe (Series), 2
- Mr. Lemoncello's very first game, Chris Grabenstein
- Mr. Lemoncello's great library race, Chris Grabenstein
- Grabenstein, Chris, Welcome to Wonderland, 3
- Beach battle blowout, by Chris Grabenstein ; illustrated by Kelly Kennedy
- Mr. Lemoncello's Library Olympics, Chris Grabenstein
- The Genius Experiment, Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Genius Camp, Chris Grabenstein
- Grabenstein, Chris, Mr. Lemoncello, 4
- I Totally Funniest, Chris Grabenstein
- Grabenstein, Chris, Smartest kid in the universe (Series), bk. 3
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- No is all I know, written by Chris Grabenstein ; pictures by Leo Espinosa
- Mr. Lemoncello's great library race, Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein