<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Mon, Apr 1, 2013 at 9:49 AM, Stephen Bloch <span dir="ltr"><<a href="mailto:bloch@adelphi.edu" target="_blank">bloch@adelphi.edu</a>></span> wrote:<br> <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im"><br> On Apr 1, 2013, at 9:45 AM, Sam Tobin-Hochstadt <<a href="mailto:samth@ccs.neu.edu">samth@ccs.neu.edu</a>> wrote:<br> <br> > I don't see why middle school students would have more trouble with<br> > `require` than with any other aspect of the system.<br> <br> </div>I tend to agree with Sam on this one. I haven't taught 12-year-old middle school students, but if they can handle (ellipse 50 30 "solid" "purple"), surely they can handle a boilerplate (require picturing-programs) or (require 2htdp/image).<br> <br> And as Sam points out, even if we keep the "Add Teachpack" dialog, it could work by inserting a "require" into the code.<br> <div class="im"><br> > Also, WeScheme just provides graphics libraries by default, which is<br> > another option we could consider.<br> <br> </div>Bad idea; somebody might want to teach with his/her own version of the graphics libraries. (I was in this boat before we bundled picturing-programs.)<br><br></blockquote><div style><br></div><div style>But picturing-programs didn't have to change the existing image functions, right? It could either just give a new set or augment the existing set and still have worked for you?</div> <div style><br></div><div style>Robby</div></div><br></div></div>