Author Information
Jessie Sima's Latest Book

Newest Release

  • Bibliography:
    11 Books
  • First Book:
    February 2017
  • Latest Book:
    June 2026
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Books in Order: 11 titles

The book list is sorted in publication date order - newest first. You can sort the list by clicking on the Sort button. To see a simple list or a cover view list, click on the icons below.



  • From the New York Times bestselling creator of Not Quite Narwhal Jessie Sima comes a fantastical tale of 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...



  • From the New York Times bestselling creator of Not Quite Narwhal, Jessie Sima, comes a “gentle, reassuring” (Publishers Weekly, starred review) wintery picture book about a snow kid finding out what it means to be themself!Meet Twig, the snow kid...



  • From the New York Times bestselling creator of Not Quite Narwhal comes a tasty picture book about two kids who get into time travel shenanigans while trying to skip waiting for cookies to bake!Kat and Ari love cookie time, their special tradition wit...



  • Nimbus learns how to weather her cloudy moods and accept help from her best friend, Kelp, in this charming and gently encouraging picture book companion to the New York Times bestselling Not Quite Narwhal and Perfectly Pegasus.Nimbus has so much fun ...



  • A New York Times bestseller!A lonely pegasus looks for the perfect friend in this sweet and adorable picture book companion to the bestselling Not Quite Narwhal!Nimbus has always lived among the clouds. She’s a pegasus, after all, and the sky is w...



  • From the bestselling creator of Not Quite Narwhal comes a delightfully spooky story about an old house who wants to be a home…even if her new family isn’t what she expected.House has a problem.She’s a little spooky. She’s a little cobwebby. O...



  • From the creator of Not Quite Narwhal comes a story about a young girl determined to impress her older sister by building elaborate sandcastles, even if that means standing up to the ocean and its smash-happy waves!Jules is going to build the biggest...



  • From the creator of Not Quite Narwhal comes a classic tale of a boy and his dog -- except in this unique story, one of them is a balloon!When Spencer gets a new pet, he’s excited to do all the things that pets do -- taking walks in the park, going ...



  • From the creator of Not Quite Narwhal comes the story of a young robot trying to find the meaning of “love.” When a small robot named Z discovers a message in a bottle signed “Love, Beatrice,” they decide to find out what “love” means....






  • A sweet and funny story about remembering where you belong, no matter how far you roam, or what you’re wearing when you get there. Harriet loves costumes. She wears them to the dentist, to the supermarket, and most importantly, to her super-spec...



  • In the tradition of Uni the Unicorn and Gaston, this heartwarming and adorable debut picture book tells the story of a young unicorn who was born under the sea to a family of narwhals. Growing up in the ocean, Kelp has always assumed that he was a...


Frequently Asked Questions (FAQ)

Jessie Sima has published 11 books.

The next book by Jessie Sima, The Greatest Bedtime Story Ever, will be published in June 2026.

The first book by Jessie Sima, Not Quite Narwhal, was published in February 2017.

No. Jessie Sima does not write books in series.