Lori Smail, who led the elementary school for four years, said “the error that was made was unintentional.”

Outbreaks set a record and total cases double amid a recent rise in unvaccinated or under-immunized children.

The district’s four-year superintendent has been a public face for proficiency-based grading in Maine, and he calls his new job a chance to “support students and educators on a national scale.”

Dozens of volunteers helped about 600 fifth and sixth-graders learn on Friday, dubbed China Forest Day, about plant and animal life in the woods.