The Greatest Bedtime Story Ever by Sima, Jessie

From the New York Times bestselling creator of Not Quite Narwhal Jessie Sima comes a fantastical tale of how an elf facing a dangerous dragon was inspired to write The Greatest Bedtime Story Ever to save himself!

Are you ready to hear the GREATEST BEDTIME STORY EVER?

Good, because THE GREATEST BEDTIME STORY EVER came to be written in the most amazing way. It all started when an elf, who happened to be a great writer, stumbled upon his greatest challenge--a sleep-deprived dragon! Nothing could get the dragon to fall asleep. Nothing except...THE GREATEST BEDTIME STORY EVER.

Any other elf would have fled. But not a master storyteller elf! Confident in his skills, he set to work writing a story that was so entertaining, so thrilling, but also so sleep-inspiring it would be forever known as...

THE GREATEST BEDTIME STORY EVER!!

So.

Are you ready to hear it now?

Author: Jessie Sima
Publisher: Simon & Schuster Books for Young Readers
Published: 06/09/2026
Pages: 56
Binding Type: Hardcover
Weight: 1.15lbs
Size: 11.20h x 9.30w x 0.60d
ISBN: 9781665974523
Audience: Ages 4-8

Review Citation(s):
Publishers Weekly 03/23/2026
Shelf Awareness 01/01/0001
Bulletin of Ctr for Child Bks 06/01/2026
Kirkus Reviews 06/15/2026

About the Author
Jessie Sima is the author and illustrator of bestselling picture books, including Not Quite Narwhal; Love, Z; Hardly Haunted; and more. They grew up in a small town in southern New Jersey and now write and draw in a creaky house in New York state. When not making books, Jessie can be found reading graphic novels, watching scary movies, and playing outside with dogs. You can visit them online at JessieSima.com.