I am a middle school student, course of study is numerous, but there are rich and colorful extracurricular activities in the school. Some classmates participate in the activity of the English corner;

我是一名中学生，学习的课程很多，但学校里又有丰富多彩的课外活动。有的同学参加英语角的活动；

youdao

Presumably, the idea of school sports is that it gives everyone in school (and homeschoolers, in the case of Duval County) a chance to participate in an extracurricular activity and, as such, give students and their families a deeper connection to the institution.

FORBES: Will Jacksonville, Florida, kill school sports?