3ady a3ny asl lma 2olty physics fe 2 , fa yemken ykoon el system met8aer fa 3ayz a3rf :D March 27, 2013 ah el system mt3'yr .. e7na mshyen 3la system gded :D hwa enta 3aysh m3na hena f masr :D
2 Sanwy w 3amla kdaa ,, omaal lama tkbri hat3mly fena ehhh ! :P March 25, 2013 3mla kda ezai y3ni :D w b3den lw kbrt showya kman hwl3 feko :p heeh :p