Book Series · 3 Books

Mission Milestone Books

In order from First Day of School to I'll Try a Bite!.

The Mission Milestone series is a set of 3 picture books by Derek Shun, published between 2026 and 2027. Written for ages 3–7, most books run about 25 pages.

Where the story begins

First Book in the Series

Sale price

$1049

Book #1 · Picture Book · Ages 3–7 · 2026

First Day of School

By Derek Shun, Benson Shum (Illustrator)

Two best friends head into a day full of new people, places and routines.

24 pages

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Hardcover

Summary: Ollie the panda and his alien friend Sid are ready for their very first day of school. New classmates, new places and new routines turn the day into a mission, and with courage, curiosity and teamwork the friends discover that starting school can be an adventure. A Mission Milestone picture book about facing everyday firsts.

The complete set

Mission Milestone Series

3 books · Published 2026–2027

Series

Sale price

$1049

First Day of School

Picture Book · Ages 3–7 · 2026

Two best friends head into a day full of new people, places and routines.

Series

Sale price

$1049

I'll Try a Bite!

Picture Book · Ages 3–7 · 2027

Two friends hope to earn a bravery badge, but tasting something new is harder than expected.

Series

Sale price

$1049

Ollie's Loose Tooth

Picture Book · Ages 3–7 · 2027

A first wobbly tooth seems scary, until two friends turn it into a mission.

Good to know

Common Questions

How many books are in the Mission Milestone series?

There are 3 books in the Mission Milestone series. It began with First Day of School in 2026, and the newest book, Ollie's Loose Tooth, was published in 2027.