Mr. Tamer Morsi

https://www.youtube.com/watch?v=_mivVWmN-dA
Changes in The States of Matter # Science # Prep (2) # Lesson (2) # part (1)

https://www.youtube.com/watch?v=hxlBPSFH3qg
Science # Prep (1) # Unit (1) # Lesson (2) # part (1) # The Periodic Table of Elements # ساينس # تجريبى و لغات # الوحده الاولى # الدرس الثانى # الجزء الاول # الجدول الدورى للعناصر

https://www.youtube.com/

States of the Matter (part 2) # Science # prep 2 # unit 1 # lesson 1 # part 2 # States of Matter # ساينس # لغات و تجريبى
https://youtu.be/sy0t9bbR89o

Structure of the Atom # Science # Prep (1) # Lesson (1) # part (2)
https://youtu.be/8p0pnfd4spo

Science # prep 2 # unit 1 # lesson 1 # part 1 # States of Matter # ساينس # لغات و تجريبى
https://www.youtube.com/watch?v=cX6fKgSZy4k

Science # Prep (1) # Lesson (1) # part (1) # Structure of the atom # ساينس # تجريبى و لغات # الدرس الاول # الجزء الاول # تركيب الذره
https://www.youtube.com/watch?v=-PbqXGzDfe0