A stolen painting. A series of unexpected events. Two smart children.
Petra and Calder live in a neighbourhood where strange things have
started to happen. Seemingly unrelated events connect, a sharp
old woman seeks their company - and a priceless Vermeer painting
Before they know it, the two children are drawn into an international
art sensation where no one is above suspicion. They must rely
on their intelligence and a newly acquired knowledge of the artist
Blue Balliett studied art history at Brown University. She and her family lived year-round on Nantucket Island for many years, and now live in Chicago, Illinois, where she taught at the University of Chicago Laboratory School for the past ten years. Brett Helquist is the illustrator of the New York Times best-selling Series of Unfortunate Events books by Lemony Snicket. He lives in Brooklyn, New York, with his wife.