Just a little more than half (55 percent) of teachers in a recent survey say their schools translate parent correspondence into other languages, despite federal data showing that almost 5 million U.S. students are English language learners (ELL). The survey from communication app ClassDojo highlights the communication challenges teachers and families face each day due to language barriers. Of the teachers who say their school does translate communications, 36 percent say they rely on a teacher who speaks the language…