Sloomoo: Making Friends (a Graphic Novel) - by Melissa de la Cruz & Mike Johnston (Paperback)

About the Book

Book Synopsis

SLIME, STEM & JOY MEET in New Graphic Novel by #1 New York Times Bestselling Author of Disney's Descendants, Melissa de la Cruz and Mike Johnston

Get ready to mix, squish, and slime your way into a whole new world of friendship, dripping with joy, fun, and charm.

Meet Daisy Sterling-Chan, an eleven-year-old with a serious slime obsession and a love of STEM. Daisy idolizes the brilliant slime scientist Miss Joon, who mysteriously disappeared ten years ago.

But Daisy thinks Miss Joon is still out there, along with Sloomoo, the playful slime-based life
form. Can Daisy bring back the magic?

With cute, cool, quick-thinking Ren Tanaka, Daisy discovers that making slime is easy, but making friends can get messy.

Sloomoo: Making Friends is the first graphic novel from the beloved, award-winning team of
Melissa de la Cruz and Mike Johnston and the slime-filled universe of Sloomoo. Read it to learn
about creativity and connection, and to discover the very things that make you YOU!
Slime on. Friendship ahead

About Authors Melissa de la Cruz and Mike Johnston
are a married couple who have written and created many books together, including the Heart of Dread series. Melissa is the author of Disney's Descendants series, the Never After series and many more.

Mike is the author of the Soleri duology and the Confessions of a Dork Lord series. They live in Los Angeles with their daughter, who introduced Karen, co-founder of Sloomoo Institute, to slime

About Sloomoo Institute
Sloomoo Institute is a real place.It's a slime-inspired universe, oozing with #satisfying. Just imagine thousands of gallons of handmade slime. Everywhere. You can walk on slime, slingshot slime, design your own slime (over 4 million combos!), and discover never-ending textures and scents. There's an ASMR sound bath, a squishy pit, and a huge wall where you can
leave your mark with slime.
There are locations throughout the country where everyone is welcome. They look like the Sloomoo Institute in the book! When you visit, be ready to make some major memories. You may just spot Sloomoo too!

About the Illustrators
Caballo Loco is an independent animation and illustration studio founded in 2019 in Bogotá, Colombia. Known for its bold visual identity and emotionally driven storytelling, the studio specializes in original content development, visual design and 2D & 3D animation. Their work has received international recognition, including Best Episode at LALIFF 2023 and the MIFA Pitches Award at Annecy 2025.

Review Quotes

"As lively as Pokémon and as timeless as Mickey Mouse, Sloomoo is pure joy in character form. Sloomoo: Making Friends is playful, heartfelt, and unforgettable--the start of something iconic."
- Soman Chainani, NYT bestselling author of the School for Good and Evil series (also a #1 movie on Netflix)

"Sloomoo feels like the friend you've always wanted--sweet and full of heart. Sloomoo: Making Friends is a hug in book form!"
- Alyson Gerber, #1 NYT bestselling author of The Liars Society

"Get ready for a very fun ride! Or should I say, a very foon rood! SLOOMOO is hilarious and heartfelt, and will have you wishing for a slimey BFF of your own!"
- Jason June, New York Times bestselling author of the Mermicorn Island series

About the Author

SLIME, STEM & JOY MEET in New Graphic Novel by #1 New York Times Bestselling Author of Disney's Descendants, Melissa de la Cruz and Mike Johnston

Get ready to mix, squish, and slime your way into a whole new world of friendship, dripping with joy, fun, and charm.

Meet Daisy Sterling-Chan, an eleven-year-old with a serious slime obsession and a love of STEM. Daisy idolizes the brilliant slime scientist Miss Joon, who mysteriously disappeared ten years ago.

But Daisy thinks Miss Joon is still out there, along with Sloomoo, the playful slime-based life
form. Can Daisy bring back the magic?

With cute, cool, quick-thinking Ren Tanaka, Daisy discovers that making slime is easy, but making friends can get messy.

Sloomoo: Making Friends is the first graphic novel from the beloved, award-winning team of
Melissa de la Cruz and Mike Johnston and the slime-filled universe of Sloomoo. Read it to learn
about creativity and connection, and to discover the very things that make you YOU!
Slime on. Friendship ahead

Authors Melissa de la Cruz and Mike Johnston
are a married couple who have written and created many books together, including the Heart of Dread series. Melissa is the author of Disney's Descendants series, the Never After series and many more.

Mike is the author of the Soleri duology and the Confessions of a Dork Lord series. They live in Los Angeles with their daughter, who introduced Karen, co-founder of Sloomoo Institute, to slime

About Sloomoo Institute
Sloomoo Institute is a real place.It's a slime-inspired universe, oozing with #satisfying. Just imagine thousands of gallons of handmade slime. Everywhere. You can walk on slime, slingshot slime, design your own slime (over 4 million combos!), and discover never-ending textures and scents. There's an ASMR sound bath, a squishy pit, and a huge wall where you can
leave your mark with slime.
There are locations throughout the country where everyone is welcome. They look like the Sloomoo Institute in the book! When you visit, be ready to make some major memories. You may just spot Sloomoo too!

About the illustrators
Caballo Loco is an independent animation and illustration studio founded in 2019 in Bogotá, Colombia. Known for its bold visual identity and emotionally driven storytelling, the studio specializes in original content development, visual design and 2D & 3D animation. Their work has received international recognition, including Best Episode at LALIFF 2023 and the MIFA Pitches Award at Annecy 2025.