"Developed by literacy experts for students in kindergarten through grade three, this book introduces subway trains to young readers through leveled text and related photos"--Provided by publisher.

While Milo and his sister travel to a detention center to visit their incarcerated mother, he observes strangers on the subway and draws what he imagines their lives to be.

The Warriors series meets Redwall in this first book in an epic animal adventure series set in the subway tunnels of Brooklyn. Hopper is just an ordinary pet shop mouse before he escapes. Soon he finds himself below the bustling streets of Brooklyn, deep within the untamed tangles of transit tunnels, and in Atlantia, a glorious utopian rat civilization.But aBut all is not what it seems. Though Hopper is treated as a royal guest, he misses his siblings...

"After getting separated from his teacher, his classmates, and his trip partner during an outing to the Empire State Building, Pablo, the new kid in school, learns to navigate the New York City subway system as well as his own feelings towards making new friends and living in a big city"--Provided by publisher. "El primer día de clase de Pablo en una escuela de Nueva York "descarrila" a toda velocidad durante una excursión el Empire State Building....