Book Series · 10 Books

Murder Most Unladylike Books

In order from Murder Is Bad Manners to Once Upon a Crime.

Where the story begins

First Book in the Series

Sale price

$858

Book #1 · Chapter Book · Ages 10–13 · 2014

Murder Is Bad Manners

By Robin Stevens

Two friends uncover a vanished body at their school. Can they solve the mystery before the killer strikes again?

336 pages· 58,450 words· Est. 6.5 hour read

$8.99Save 5%

Paperback

Summary: At Deepdean School for Girls, Daisy and Hazel form a secret detective agency. When Hazel stumbles upon their science teacher's body, only for it to vanish, the duo is thrust into a real murder mystery. With suspects aplenty and motives lurking in every corner, they must gather evidence and outsmart a potential killer. As they delve deeper, the stakes rise—not just for solving the crime, but for their friendship. Can they crack the case before the murderer strikes again, or will their sleuthing put them in danger?

The complete set

Chapter Book · Ages 8–12 · 2017

Unravel three mini-mysteries with young detectives facing vampires, missing ties, and more.

Series

Sale price

$858

A Spoonful of Murder

Chapter Book · Ages 8–12 · 2018

Framed for murder in Hong Kong, two young detectives race to clear their names.

Series

Sale price

$858

Death in the Spotlight

Chapter Book · Ages 8–12 · 2018

A murder on stage threatens opening night. Can they catch the killer?

Series

Sale price

$1797

Top Marks for Murder

Chapter Book · Ages 8–12 · 2019

A murder threatens Deepdean School's future. Can the young detectives save it?

Series

Sale price

$1797

Death Sets Sail

Chapter Book · Ages 8–12 · 2020

A murder on the Nile cruise challenges two young detectives. Only one will return home.

Series

Sale price

$1697

Once Upon a Crime

Chapter Book · Ages 8–12 · 2021

Solve six intriguing mini mysteries with unexpected twists and clever detective work.

Good to know

Common Questions

How many books are in the Murder Most Unladylike series?

There are 10 books in the Murder Most Unladylike series. It began with Murder Is Bad Manners in 2014, and the newest book, Once Upon a Crime, was published in 2021.