Learning grammar may not be the most exciting studies that we have our children do, but it has meaning and relevance to many other subjects. Grammar study can be difficult and most children don't just "love" it. Yet, the study of grammar is definitely one of those foundation studies that is essential.
Grammar studies can help your student become a better writer, and even a better reader. As they study grammar the principles of language become intrinsic to them, and therefore enables them to understand proper syntax. In fact, a good writer is a writer who uses good syntax and grammar. It makes it easy to understand writing when the words flow. Good grammar makes this possible.
Grammar also makes us able to answer questions clearly and concisely. Grammar study also enables students to be successful in other subjects when writing projects and papers. So, clearly grammar study is beneficial to not only the 5th grade Language Arts, but to all other subjects as well.