Claudia MacTavish

Welcome to Mercy College

Claudia MacTavish

Two mystery series. One school full of secrets.

Find the books on Amazon Explore the series
Mercy College courtyard under a golden sky and a gathering storm, with banners for the Lyla Thomas and Martha Thomas Mysteries.

The books

Where to begin

School rivalries

The Lyla Thomas Mysteries

A defaced campaign poster turns a Year 6 election at Kingston Primary into Lyla’s first case. Follow her and her friends through her final year of primary school and on to Mercy College in Perth, where the school’s secrets deepen as she grows up.

Start with Sabotage
Hidden histories

The Martha Thomas Mysteries

Lyla’s older sister Martha has a knack for noticing what others miss. Later in the series, a silver rose pin in an old photograph and a note in her locker put her on the trail of the Sisterhood, a secret society at Mercy College.

Start with The Newcomer
Claudia MacTavish outdoors

Meet the author

Claudia MacTavish

Claudia MacTavish writes the Lyla Thomas and Martha Thomas Mysteries. Through Lyla and Martha, she explores two sides of Mercy College, from schoolyard rivalries to the secrets that have stayed hidden for years.

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