Here's a post that grew out of a conversation I had recently in my online course: Teaching and Assessing Writing with the 6-Traits. The week we discuss conventions is always illuminating! ~ Dennis
Main point: Let's explicitly teach our students how to improve their spelling by seeing spell check and grammar check as individualized instruction from a slightly crazy robotic tutor. We can't always trust what the machine says. However it does give us a series of learning opportunities.