Not be rocket science

Not be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket science
Not be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket science
Not be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket scienceNot be rocket science