The best publishing opportunity for a graduating eighth-grade student writing an article for upcoming students about tips for success in a school year is a school magazine.
A school magazine typically reaches a broad audience within the school community, allowing the article to be shared with many students who would benefit from the tips. It also provides a sense of formality and recognition for the writer's work. While other options like a blog or a classroom website can also be effective, they may have a more limited reach compared to a school magazine.