Briana McDonald

Children’s Book Author

Simon & Schuster Books for Young Readers

A rip-roaring middle grade space adventure about a girl who is determined to save her family and friends from ruthless pirates—even if she has to venture across the universe to do it.

Available now in hardcover and e-book

Nancy Drew meets Harriet the Spy in this action-packed and heartfelt debut middle grade following an overzealous amateur sleuth as she investigates a shocking family secret—and unravels the mystery of her developing feelings for girls.

Available in paperback, hardcover, and e-book

The Hardy Boys meets We Dream of Space in this tender middle grade adventure about a girl with the heart of an explorer who discovers more than she bargained for with her two brothers over the course of one fateful week.

Available in paperback, hardcover and e-book!


Praise for Pepper’s Rules for Secret Sleuthing

“Exciting and fast-paced… A fun debut that is notable for its thematic depth and queer characters.” – Kirkus Reviews

“A great modern read-a-like for Harriet the Spy and other mystery classics like Nancy Drew and the Hardy Boys.” – School Library Journal

“Irrepressible and lovable, Pepper joins the ranks of the best kid sleuths—and shows that sometimes the heart is the toughest mystery.” – Eliot Schrefer, author of National Book Award Finalist Endangered

Praise for Galaxy Jones and the Space Pirates

“A wildly original escapade featuring sympathetic protagonists and lively action sequences.” – Publishers Weekly

“A joyful tale of friendship, bravery, and belonging that should not be missed.” – Adrianna Cuevas, author of the Pura Belpré Honor book The Total Eclipse of Nestor Lopez