Khan Academy Building an Exercise - part 3

Part 3: Feedback and Conclusion

Things were starting to get ugly. The previous attempt to deal with a browser compatibility issue involved a rather awkward workaround; and even then the exercise was still not complete because of yet another obscure text formatting issue involving the browser zoom level on Firefox and Chrome. My original attempt to use the Raphael and graphie JavaScript libraries had appeared to be to ineffective. It was time to consider a different approach...