M. G. Leonard

The Impossible Gladiator

By M. G. Leonard - By Manuel Šumberac (illus.) - Published 2026

Genres:

AdventureChildren/Young AdultTime-slip

In this third book in the Time Keys series Sim, Jeopardy and Nelson are holidaying in Rome when world-famous illusionist Kinetic vanishes during ...Read Review

The Legend of Viking Thunder

By M. G. Leonard - By Manuel Šumberac (illus.) - Published 2025

Genres:

AdventureChildren/Young AdultTime-slip

This story is the second book in the Time Keys children’s series which began with Hunt for the Golden Scarab (2025). It can ...Read Review

Hunt for the Golden Scarab (Time Keys, 1)

By M. G. Leonard - By Manuel Šumberac (illus.) - Published 2025

Genres:

AdventureChildren/Young AdultTime-slip

Sim Lockier, and his martial arts-teaching, caretaker mum, Callidora, live in Sir John Soane’s Museum, London. Sim plays piano and enjoys helping ...Read Review