Book 1

Girl Genius

by Phil Foglio and Kaja Foglio

Published 12 August 2002
In a time when the Industrial Revolution has become all-out war, Mad Science rules the world... with mixed success. At Transylvania Polygnostic University, Agatha Clay was a student with trouble concentrating and rotten luck. Dedicated to her studies but unable to build anything that actually worked, she seemed destined...Read more

Book 1

The Industrial Revolution has escalated into all-out warfare. It has been eighteen years since the Heterodyne Boys, benevolent adventurers and inventors, disappeared under mysterious circumstances. Today, Europe is ruled by the Sparks, dynasties of mad scientists ruling over -- and terrorizing -- the hapless population with their bizarre inventions...Read more

Book 3

In the third installment of the Girl Genius novels, Agatha H. and the Voice of the Castle begins as Agatha Heterodyne returns to her ancestral home, the warped little town of Mechanicsburg. There she must claim her inheritance by convincing the artificial intelligence that animates her family's castle that...Read more

Book 4


Book 4

In a time when the Industrial Revolution has become an all-out war, mad science rules the world--with mixed success. In Agatha H and the Siege of Mechanicsburg, Agatha Heterodyne, the last of the Heterodyne family, has returned to her family's hereditary town with the might of the Wulfenbach Empire...

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Intrigue! Subterfuge! Circus Folk! In a time when the Industrial Revolution has escalated into all-out warfare, mad science rules the world...with mixed success. With the help of Krosp, Emperor of All Cats, Agatha has escaped from the massive airship known as Castle Wulfenbach. After crashing their escape dirigible, Agatha...Read more

The Girl Genius Trilogy

by Phil Foglio and Kaja Foglio

Published 15 March 2016