قرص في العلوم الطبيعية

الجزء1
http://www.4shared.com/file/87481925/1968647e/science_terminalpart01.html
الجزء2
http://www.4shared.com/file/87483635/a126da89/science_terminalpart02.html
الجزء3
http://www.4shared.com/file/87485009/a25be60f/science_terminalpart03.html
الجزء4
http://www.4shared.com/file/87486324/fe2fe987/science_terminalpart04.html
الجزء5
http://www.4shared.com/file/87488805/57942341/science_terminalpart05.html
الجزء6
http://www.4shared.com/file/87490666/6a8df928/science_terminalpart06.html
الجزء7
http://www.4shared.com/file/87492054/12a7ffe/science_terminalpart07.html
الجزء8
http://www.4shared.com/file/87494359/58b6e2c6/science_terminalpart08.html
الجزء9
http://www.4shared.com/file/87497321/b9953dd/science_terminalpart09.html
الجزء10
http://www.4shared.com/file/87499440/cf54a57b/science_terminalpart10.html
الجزء11
http://www.4shared.com/file/87500412/e769ce4c/science_terminalpart11.html