http://edupln.ning.com/profiles/blogs/technology-takes-the-bite-out-of-grammar

According to this post on The Educator's PLN, technology does not have to hinder the teaching of language, especially grammar, to our students.  In fact, rather than restrict or hinder the teaching of grammar, texting and Twitter can reinforce grammar skills since they require that students use written language.  This site not only encourages instructors to have students create original text to practice their grammar knowledge but also lists popular sites that help attain mastery of grammatical concepts.  SPM