I'm building Quill, a web app that provides interactive grammar lessons. We are an open source/open content nonprofit organization, and we are working with a te

I'm building Quill, a web app that provides interactive grammar lessons. We are an open source/open content nonprofit organization, and we are working with a team of a half dozen volunteers. We are currently developing collaborative writing exercises, and if you're interested in building interactive education please reach out to me at peter at quill dot org. http://www.quill.org http://www.quill.org