One of my goals for next year is to help my students really strengthen their sentence control. Many teachers feel daunted by this, so it's no wonder the confusion trickles down to the kids! Understandably, it's hard to keep it all straight: simple sentences, compound sentences, complex sentences, fragments, comma splices, run-ons, etc. On top of that, our budding writers are expected to vary their sentences throughout a written piece! It's like the never-ending writing skill, but it's vital…