There were ten items on Coke McDonald's To Do list on June 17th, but JUMP OFF A CLIFF was not one of them."
HarperCollins
February 2011
On Sale: January 25, 2011
Featuring: Coke McDonald; Pep McDonald
ISBN: 0061827649 EAN: 9780061827648 Hardcover Add to Wish List
Soopens THE GENIUS FILES. For twelve-year-old Coke
McDonald and his twin sister Pep, this summer's family
cross-country RV vacation is nothing toget excited
about...until Coke and Pep are chased off a cliff, locked
in a burning school, and start receiving mysterious
messages in codes and ciphers. Mom and Dad are lovably
kooky and hilariously clueless, butCoke and Pep are more
than up to the task. From California to Wisconsin, it's a
race against time to find out who's after them, who's
leaving the notes...and just what being a part of The
Genius Files entails!