Book Series · 1 Book

Hattie Harmony Books

Worry Detective
Worry Detective
Worry Detective
Worry Detective
Worry Detective
Where the story begins

First Book in the Series

Worry Detective
Sale price
$1799
Book #1 · Picture Book · Ages 4–8 · 2022

Worry Detective

By Elizabeth Olsen, Robbie Arnett, Marissa Valdez (Illustrator)

Can Hattie Harmony, the Worry Detective, conquer her own first-day fears?

40 pages· 996 words· Est. 8 min read-aloud
Hardcover
Summary: Meet Hattie Harmony, the Worry Detective, who helps friends tackle first-day school jitters with calming tools. But when her own anxieties arise, can she find the courage to soothe herself? Join Hattie on a journey of self-discovery and learn the importance of self-care in this heartwarming tale.
In reading order

Hattie Harmony Series

1 book · Published 2022

#1
#1 in Series
Sale price
$1799

Worry Detective

Picture Book · Ages 4–8 · 2022

Can Hattie Harmony, the Worry Detective, conquer her own first-day fears?

Good to know

Common Questions

How many books are in the Hattie Harmony series?

There is one Hattie Harmony book so far: Worry Detective.

What ages are the Hattie Harmony books best for?

The series is best for ages 4–8, based on the age ranges of the individual books.

The people

The Creatives Behind the Book

The authors and illustrators who bring Hattie Harmony to life.

01

Elizabeth Olsen

Author
02

Robbie Arnett

Author
03

Marissa Valdez

Illustrator

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