by
Kristin Fulton
Language: English
Release Date: September 14, 2015
Olivia and Theo are sent to spend the summer with their uncle, Professor Austin Hazelsmith, a terrifically inventive scientist. When the children arrive, they meet Lena Zelinsky, their uncle’s unpleasant housekeeper and Vladimir Trokov, his creepy laboratory assistant. The pair tell Olivia and Theo...