There is no reason to install an editor for this purpose.  Mozilla has a 
suite of free apps for this purpose at Webmaker:

https://webmaker.org

Thimble is the editor, and I think it's very nice for students that 
there is immediate feedback so you can see how your change affects the 
rendering:

https://thimble.webmaker.org/

-Shaun


On 5/18/15 8:36 AM, Schulkins, Joe wrote:
> As a bit of a left field alternative there’s always Vim.
>
> Ok it might not be the best introduction to text editors, but given it
> exists on pretty much every platform (including Android and iPhone/iPad -
> http://www.vim.org/download.php) there’d be no excuses for not doing the
> homework.
>
> The main Mac port (https://code.google.com/p/macvim/) has legacy versions
> back to 10.4. However, this might be more of an extra credit editor given
> that it takes *some* getting used to. There is a game
> (http://vim-adventures.com/) which can help with learning some of the
> basic Vim controls.
>
> Joe
>
>
>
> On 16/05/2015 15:20, "Sarles Patricia (18K500)" <[log in to unmask]>
> wrote:
>
>> I just this minute subscribed to this list after reading Andromeda
>> Yelton's column in American Libraries from yesterday with great interest
>> since I would like to teach coding in my high school library next year.
>>
>> I purchased Andy Harris' HTML5 and CSS3 All-in-One For Dummies for my
>> summer reading and the free HTML editors he mentions in the book are
>> either not really free or are not compatible with my lab's 2008 Macs.
>>
>> Can anyone recommend a free HTML editor for older Macs?
>>
>> Many thanks and happy to be on this list,
>> Patricia
>>
>>
>> ____________________________________________
>> Patricia Sarles, MA (Anthropology), MLS
>> Librarian
>> Jerome Parker Campus Library
>> 100 Essex Drive
>> Staten Island, NY 10314
>> 718-370-6900 x1322
>> [log in to unmask]
>> http://jeromeparkercampus.libguides.com/home
>>
>> You can tell whether a man is clever by his answers. You can tell whether
>> a man is wise by his questions. - Naguib Mahfouz
>>
>> As a general rule the most successful man in life is the man who has the
>> best information. - Benjamin Disraeli