It's Discussion time - Ep32 with Yousif Elsherbiny (A 3rd-sec. Student)
It's Discussion time - Ep31 with Yousif Elsherbiny & Mrs. Radwa Mohamed (The best physics teacher)
It's Discussion time - Ep30 with Yousif Elsherbiny
It's Discussion time - Ep29 with Yousif Elsherbiny
It's Discussion time - Ep28 with Yousif Elsherbiny
It's Discussion time - Ep27 with Yousif Elsherbiny
It's Discussion time - Ep26 with Yousif Elsherbiny
It's Discussion time - Ep25 with Yousif Elsherbiny
It's Discussion time - Ep24 with Yousif Elsherbiny
It's Discussion time - Ep23 with Yousif Elsherbiny
It's Discussion time - Ep22 with Yousif Elsherbiny (At Ramadan)
It's Discussion time - Ep21 with Yousif Elsherbiny
It's Discussion time - Ep20 with Yousif Elsherbiny
It's Discussion time - Ep19 with Yousif Elsherbiny
It's Discussion time - Ep18 with Yousif Elsherbiny
It's Discussion time - Ep17 with Yousif Elsherbiny
It's Discussion time - Ep16 with Yousif Elsherbiny
It's Discussion time - Ep15 with Yousif Elsherbiny
It's Discussion time - Ep14 with Yousif Elsherbiny & Ahmed Elkalla
It's Discussion time - Ep13 with Yousif Elsherbiny