Amita Parikh’s World War II novel “The Circus Train” tells the story of Lena, a young woman who loves science and lives in a traveling circus. She makes pals with the secretive orphan Alexandre. Lena needs to face her insecurities and have faith in herself as the war rages on. This book is a must-read for fans of “The Night Circus” and “Water for Elephants” and takes readers on a heart-wrenching and spectacular two-decade journey across Europe.