Zaid Sajjad

Sep 15, 2018
Science can never solve a problem without solving 10 more.
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Zaid Sajjad

Aug 26, 2018
How phones effective for human life?Smart phones are playing vital role in every day life.We don't have to remember phone numbers or addresses anymore. Instead,... read more
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Zaid Sajjad

Aug 26, 2018
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