Class 'HTML' not found (View: C:\xampp\htdocs\laravel_demo\resources\views\pages\registration.blade.php)

I am beginner in laravel 5.3 and i have added href link to my html form it's get an error like

Class 'HTML' not found (View: C:\xampp\htdocs\laravel_demo\resources\views\pages\registration.blade.php)

I refer the following link for installing forms and Html

Installation

My View page:

<table>
    <tr>
        <td>
           Entr SNO:
        </td>
        <td>
         {!! Form::text('sno', null, ['class' => 'form-control']) !!}
        </td>
    </tr>
    <tr>
         <td>
          Enter Name:
        </td>
        <td>
         {!! Form::text('sname', null, ['class' => 'form-control']) !!}
        </td>
    </tr>
    <tr>
         <td>
          Enter Course:
        </td>
        <td>
         {!! Form::text('course', null, ['class' => 'form-control']) !!}
        </td>
    </tr>
    <tr>
         <td>
           Entr SNO:
        </td>
        <td>
       
        </td>
    </tr>
        <tr>
            <td>
    {!! Form::submit('Submitform', ['class' => 'btn btn-primary']) !!}
            </td>
            <td>
               
            </td>
    </tr>
</table>
{!! Form::close() !!}

Form is working well but when i add 'href' link is not working.Please help me

via Chebli Mohamed