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    Our World is book 2 of a series of 10 science books, scientifically based it starts from : the big bang theory, Our Solar System, The Sun, First … Read More
    Our World is book 2 of a series of 10 science books, scientifically based it starts from : the big bang theory, Our Solar System, The Sun, First Life, Evolution, Great Minds, Space Travel, Global Warming, New Life and then onto Planet X. I based the the content of this book on the teachings of the great astronomer - Carl Sagan. Read Less
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Our World is book 2 of a series of 10 science books, scientifically based starting from : the big bang theory, Our Solar System, The Sun, First Life, Evolution, Great Minds, Space Travel, Global Warming, New Life and then onto Planet X. 

The contents of this book is based on the teachings of the great astronomer - Carl Sagan.