The mysterious comma is arguably the trickiest form of punctuation, which is why assigned it it’s own unit in 5th grade. As students become more sophisticated writers they craft more complex sentences. They incorporate independent phrases and clauses, generate compound sentences, and utilize transition words to combine ideas - and the exercises in this unit will teach them how to use commas correctly in each scenario.

Learning common constructions for words is one way that third graders can get traction on their spelling and reading comprehension skills. This guided lesson in word structure introduces kids to the idea that most words are made up of smaller words, and provides opportunities to apply this learning with practical examples. For more printable practice with word structure, check out our recommended worksheets.