- Dog Squad, Chris Grabenstein ; illustrations by Beth Hughes
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- Grabenstein, Chris, Welcome to Wonderland, 2
- Escape from Mr. Lemoncello's library, Chris Grabenstein
- The smartest kid in the universe, Chris Grabenstein
- Grabenstein, Chris, Smartest kid in the universe (Series), 1
- Mr. Lemoncello's all-star breakout game, Chris Grabenstein
- Mr. Lemoncello's library olympics, Chris Grabenstein
- Genius Camp, Chris Grabenstein
- Beach party surf monkey, Chris Grabenstein ; illustrated by Brooke Allen
- Grabenstein, Chris, Mr. Lemoncello's library, 4
- Mr. Lemoncello's very first game, Chris Grabenstein
- Mr. Lemoncello's Library Olympics, Chris Grabenstein
- Cat crew, Chris Grabenstein ; illustrations by Beth Hughes
- Grabenstein, Chris, Mr. Lemoncello's library
- No more naps!, a story for when you're wide-awake and definitely not tired, Chris Grabenstein ; pictures by Leo Espinosa
- Grabenstein, Chris, Welcome to Wonderland, v. 1
- Grabenstein, Chris, Dog Squad (Series), 1
- Home sweet motel, Chris Grabenstein ; illustrated by Brooke Allen
- Grabenstein, Chris, Dog Squad (Series), 2