A kindergarten teacher in Jerusalem stands with students as they listen to sirens that played nationwide on Thursday to commemorate Holocaust Remembrance Day. This year, a new national Holocaust curriculum is being fully implemented in kindergarten.
Ellen Krosney for NPR
A child in South Sudan studies in a school. Fewer than half of the school-age kids are in school in South Sudan, one of the world's poorest countries, which has also been plagued by war.
Sebastian Rich/UNICEF South Sudan
Disrepair — such as this floor in the gym of Noble Elementary-Middle School in Detroit — and other problems have prompted the teachers' "sickout" protests.
Courtesy of Detroit Federation of Teachers