Varied purposes for writing: compare and contrast, persuasive writing, letter writing and much more. All assignments are based on tasks students should see as potentially relevant to their adult lives.
You are a sports reporter writing about this event. Or a sports coach, writing the guidelines.
You are a scientist; explain your discovery. Or advise the authorities.
You are the manager of this wildlife park. Write a pamphlet. Or explain the job requirements to applicants.
You are a DJ. Tell your audience about the history of this band.
You are the lawyer. Convince the judge in a written statement.
You are a salesman. Convince this company to invest in your product.
You, Joey in Year 8, have been asked to advise NASA how they could overcome the problem they have with rocket boosters.
You need to write a letter of complaint, a submission to government, to apply for funding, or write a Facebook post …