middle school

US /ˈmɪd.əl ˌskuːl/
UK /ˈmɪd.əl ˌskuːl/
"middle school" picture
1.

escuela secundaria

a school for children between the ages of about 11 and 14, typically comprising grades 6, 7, and 8

:
My daughter just started middle school this year.
Mi hija acaba de empezar la escuela secundaria este año.
He teaches history at a local middle school.
Él enseña historia en una escuela secundaria local.