Ellen Klagesas award-winning debut novel is now in paperback! It is 1943, and eleven-year-old Dewey Kerrigan is en route to New Mexico, to live with her mathematician father. Soon she arrives at a town that, officially, doesnat exist. It is called Los Alamos, and it is abuzz with activity, as scientists and mathematicians from all over America and Europe work on the biggest secret of allaathe gadget.a None of themanot J. Robert Oppenheimer, the director of the Manhattan Project; not the mathematicians and scientists; and least of all, Deweyaknow how much athe gadgeta is about to change their lives.