Structure, structure, structure! There will come a time when it's okay to remove the restraints, and of course there is no perfect answer as to when this is, but we recommend you keep them on for a while. Tell your students that the limits are there to free them to think about the new concepts they are learning to use. Eventually the boundaries will be expanded. Admittedly it can be a little tedious, but having to restate the thesis at the beginning of the paragraph is a constant reminder that "these sentences need to support this proof." Some kids can use the word "Additionally..." and before youknow it their paragraph is wandering all over the place. "But I used atransition!" they exclaim. Yes, but the transition went nowhere.
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