8 The advantages and disadvantages of robots in the factories April 14, 2015 by Heba Soffar · Published April 14, 2015 · Last modified April 9, 2018
0 The electric conductivity of substances and life application on it March 9, 2015 by Heba Soffar · Published March 9, 2015 · Last modified March 2, 2018
0 Reproduction process and types of the asexual reproduction September 11, 2015 by Heba Soffar · Published September 11, 2015 · Last modified September 2, 2016
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