Extra credit
Andrew Clements, Mark Elliott (Illustrator)
As letters flow back and forth--between the prairies of Illinois and the mountains of Afghanistan, across cultural and religious divides--sixth-grader Abby, ten-year-old Amira, and eleven-year-old Sadeed begin to speak and listen to each other
novels
008-012.
183 pages : illustrations ; 22 cm
9780545236607, 9780545241991, 0545236606, 0545241995
526740579
"First Scholastic printing, January 2010"--Title page verso
Originally published: New York : Atheneum Books for Young Readers, 2009