Exercise on lesson 1 page n 13,14,15,16,17

Playlist منهج الساينس

التليجرام
https://t.me/kgbooklets

https://t.me/gradeonebooklet

https://t.me/gradetwobooklet

https://t.me/gradethreebooklet

https://t.me/gradefourbooklet

https://t.me/gradefivebooklet

https://t.me/gradesixbooklet