- Mr. Lemoncello and the titanium ticket, Chris Grabenstein
- The crossroads, Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein
- Mr. Lemoncello's Library Olympics, Chris Grabenstein
- Mr. Lemoncello's library olympics, Chris Grabenstein
- Beach party surf monkey, Chris Grabenstein ; illustrated by Brooke Allen
- Grabenstein, Chris, Mr. Lemoncello's library, 4
- The island of Dr. Libris, Chris Grabenstein
- Grabenstein, Chris, Mr. Lemoncello, 4
- The smoky corridor, Chris Grabenstein
- Grabenstein, Chris, Welcome to Wonderland, 3
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Grabenstein, Chris, Mr. Lemoncello's library
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Grabenstein, Chris, Welcome to Wonderland, 2
- Dog Squad, Chris Grabenstein ; illustrations by Beth Hughes
- Beach battle blowout, by Chris Grabenstein ; illustrated by Kelly Kennedy, Book 4
- The hanging hill, Chris Grabenstein
- Grabenstein, Chris, Mr. Lemoncello's library, 5
- Mr. Lemoncello's great library race, Chris Grabenstein
- Sandapalooza shake-up, Chris Grabenstein ; illustrated by Kelly Kennedy
- Grabenstein, Chris, Mr. Lemoncello, 3
- Grabenstein, Chris, Welcome to Wonderland, v. 1
- Grabenstein, Chris, Welcome to Wonderland, 4
- Grabenstein, Chris, Dog Squad (Series), 1
- Home sweet motel, Chris Grabenstein ; illustrated by Brooke Allen
- Mr. Lemoncello's great library race, Chris Grabenstein
- The black heart crypt, Chris Grabenstein
- Mr. Lemoncello's very first game, Chris Grabenstein