[racket] Adding teachpack from Language menu?

On Sep 1, 2011, at 2:17 PM, John Chandler wrote:

> The docs tell me in several places to load a teachpack with the
> Language->Add Teachpack menu pane in Dr. Racket.  Unfortunately, my
> Language menu does not contain an "Add Teachpack" item, the only item
> it contains is "Choose Language ...".


Teachpacks are only available in the menu-selected HtDP languages. 
Please switch to Beginning Student Language under How to Design Programs. 


> Selecting this item brings up a dialog which includes a non-editable
> field which is labeled "Teachpacks" and contains the text:
> 
> (lib "convert.ss" "teachpack" "htdp")
> 
> Dr. Racket's Help->Check for Updates tells me I'm up-to-date.
> 
> The "convert.ss" module is one that I loaded, somehow, within the last
> couple of days.
> 
> Please advise.
> 
> -jmc
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