أرسل هذا في رسالة قصيرة: Educational inequality and student engagement: an in-depth study of school experiences across social class and track

 _    _     _____     _____     _____     _  _   
| \  / ||  |  ___||  / ____||  |  ___||  | \| || 
|  \/  ||  | ||__   / //---`'  | ||__    |  ' || 
| .  . ||  | ||__   \ \\___    | ||__    | .  || 
|_|\/|_||  |_____||  \_____||  |_____||  |_|\_|| 
`-`  `-`   `-----`    `----`   `-----`   `-` -`