Two new foreign deals for LITTLE MOUSE!

We are happy to announce that the Estonian rights for LITTLE MOUSE’S SCHOOL PICTURE DAY by Riikka Jäntti have been sold to Rahva Raamat, the Estonian publisher of the LITTLE MOUSE picture book -series. On top of this, the upcoming title LITTLE MOUSE GOES FLYING by Riikka Jäntti was sold to Filia, Poland pre-publication! The book will be published in Finland in Spring 2026. The deals were closed by Satu Sallantaus at Elina Ahlback Literary Agency.

We are super proud of our Little Mouse, who is a constant bestseller in both Poland and Estonia!

Little Mouse’s School Picture Day starts a new series introducing the beloved picture book character to young readers 5+ in a new chapter book series! The original Little Mouse series has already been sold to 21 territories and is a book series for the youngest readers of the family.

Click here to request reading materials for Little Mouse!

Little Mouse’s School Picture Day:

The little mouse boy Hiiru, known from the beloved picture books, is ready for grade school where he’ll take on new adventures in illustrated chapter book form! What kind of mischief can happen during a normal school day?

Hiru and his friends are dressed up to get their pictures, and the class photo, taken that afternoon. Will the outfits stay clean until the shoot even though the kids are playing soccer and eating lunch? And what will happen to Hiiru when his head gets stuck in a chair right before the shoot?

This easy-to-read chapter-book series with black-and-white illustrations is cheerful and bursting with gentle humor. Little mouse and his friends will discover that when a problem is big, help is always nearby!

Little Mouse series:

Adorable bestselling picture book series about a little mouse and its everyday adventures. The Little Mouse series is an international bestseller with rights sold in over 20 territories. The stories focus on the toddler Little Mouse, who lives with Mummy Mouse and has fun and exciting adventures, whether they go camping, playing in the park, or cleaning up the house in preparation for guests. The lovely illustrations and familiar scenarios make the series relatable for children.

Publication Info:
Hiiru. Karmea kuvauspäivä, Tammi 2024, 48 pages

Rights Sold:
FINLAND: Tammi (orig.), ESTONIA: Rahva Raamat, POLAND: Filia

Reading Material:
Fully illustrated English PDF, Original Finnish edition

About author


Riikka Jäntti

Riikka Jäntti, a 2003 graduate of University of Industrial Art of Helsinki, now part of Aalto University, is a Helsinki-based illustrator and author who has created art for both nonfiction and fairy tale books for children. Her first children’s book was published in 2005. Jäntti is best known for the adorable Little Mouse series that has publishers in 20 territories, including Australia, Nepal, and China!

In her illustrations, she uses pen and ink as well as watercolor and gouache. In 2009 Jäntti won the first-ever Tieto-Lauri, an award for children’s and juvenile non-fiction, for her illustrations in Viidakkotanssi (Jungle Dance). The book was written by Markku Löytönen about the explorer Rafael Karsten in Ecuador.

Bibliography


2025, Chapter Books (3-6 Years)

Little Mouse and the Amazing Universe

Riikka Jäntti


2024, Chapter Books (3-6 Years)

Little Mouse's School Picture Day

Riikka Jäntti


2024, Picture Books (0-3 Years)

Little Mouse Goes on a Cruise

Riikka Jäntti


2023, Picture Books (0-3 Years)

Little Mouse Welcomes Spring

Riikka Jäntti


2023, Picture Books (0-3 Years)

Little Mouse Goes to the Museum

Riikka Jäntti


2022, Picture Books (0-3 Years)

Little Mouse's Fables

Riikka Jäntti


2022, Picture Books (0-3 Years)

Little Mouse and the Birthday Present

Riikka Jäntti


2021, Picture Books (0-3 Years)

Little Mouse Goes Camping

Riikka Jäntti


2020, Picture Books (0-3 Years)

Little Mouse's Summer

Riikka Jäntti


2019, Picture Books (0-3 Years)

Little Mouse's Winter

Riikka Jäntti


2018, Picture Books (0-3 Years)

Little Mouse's Holiday

Riikka Jäntti


2017, Picture Books (0-3 Years)

Little Mouse's Christmas

Riikka Jäntti


2016, Picture Books (0-3 Years)

Little Mouse Helps Out

Riikka Jäntti


2015, Picture Books (0-3 Years)

Little Mouse

Riikka Jäntti