$data=" ";
    $student = Student::find(1)->student;
    $scores = Score::where('school_id',$request->id)
    ->selectRaw('sum(score) as test, where des = Test1')
    ->groupBy('student_id','des')
    ->get();
    if($scores)
    {
      $i=1;
      foreach ($scores as $score)
      {
        $data .= '<tr><td>'.$i++.'</td>
                <td>'.$score->student['name'].'</td>
                <td>'.$score->test.'</td>
                </tr>';
      }
      return Response($data);
    }