- The crossroads, Chris Grabenstein
- No more naps!, a story for when you're wide-awake and definitely not tired, Chris Grabenstein ; pictures by Leo Espinosa
- Fun house, a John Ceepak mystery, Chris Grabenstein
- The smartest kid in the universe, Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein
- Mr. Lemoncello's Library Olympics, Chris Grabenstein
- Free fall, a John Ceepak mystery, Chris Grabenstein
- Mr. Lemoncello's great library race, Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein
- The island of Dr. Libris, Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- The island of Dr. Libris, Chris Grabenstein
- Home, sweet motel, Welcome to Wonderland Series, Book 1, Chris Grabenstein
- No more naps!, a story for when you're wide-awake and definitely not tired, Chris Grabenstein ; pictures by Leo Espinosa
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Mr. Lemoncello's great library race, Chris Grabenstein
- Mr. Lemoncello's Library Olympics, Chris Grabenstein
- Mr. Lemoncello and the titanium ticket, Chris Grabenstein
- Riley Mack stirs up more trouble, Chris Grabenstein
- Sandapalooza shake-up, Chris Grabenstein
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Home sweet motel, Chris Grabenstein ; illustrated by Brooke Allen
- Mind scrambler, Chris Grabenstein
- Mr. Lemoncello and the titanium ticket, Chris Grabenstein
- Sandapalooza shake-up, Chris Grabenstein ; illustrated by Kelly Kennedy
- Tilt a whirl, Chris Grabenstein
- Rolling thunder, a John Ceepak mystery, Chris Grabenstein
- The island of Dr. Libris, Chris Grabenstein
- Mr. Lemoncello and the titanium ticket, Chris Grabenstein
- Riley Mack stirs up more trouble, Chris Grabenstein
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Beach battle blowout, by Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Mr.lemoncello's all-star breakout game, Chris Grabenstein
- Genius Camp, Chris Grabenstein
- Palabra de ratón, Chris Grabenstein
- The crossroads, Chris Grabenstein
- Mr. Lemoncello's Library Olympics, Chris Grabenstein
- Free fall, a John Ceepak mystery, Chris Grabenstein
- Mad mouse, Chris Grabenstein
- Mr. Lemoncello's great library race, Chris Grabenstein ; read by Jesse Bernstein
- Genius camp, The smartest kid in the universe series, book 2, Chris Grabenstein
- The black heart crypt, a haunted mystery, Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein
- Fun house, Chris Grabenstein
- Whack a mole, Chris Grabenstein
- Beach battle blowout, by Chris Grabenstein ; illustrated by Kelly Kennedy
- The smoky corridor, Chris Grabenstein
- House of robots, James Patterson and Chris Grabenstein