| Year | Title | Pages |
|---|---|---|
| 2009 | Penguin's Snowy Day | 12 |
| 2010 | Penguin Goes to the Farm! | 10 |
| 2010 | Penguin Gets Ready for Bed! | 10 |
| 2012 | Penguin and Pinecone | 32 |
| 2013 | Penguin on Vacation | 34 |
| 2013 | Penguin in Love | 34 |
| 2014 | Penguin and Pumpkin | 40 |
| 2015 | Penguin's Big Adventure | 32 |
| 2016 | Penguin's Christmas Wish | 32 |
| 2022 | Penguin and Penelope | 40 |
| 2023 | Penguin and Ollie | 40 |
Salina Yoon is an award-winning author-illustrator of nearly two hundred books for children, including Duck, Duck, Porcupine!, the Penguin series, the Bear and Floppy series, and Be a Friend. She studied art and design at the Art Center College of Design in Pasadena, California, and now lives in San Diego with her family. www.salinayoon.com (Bio via https://www.bloomsbury.com/author/salina-yoon)