Claire Wang enhanced the documentation for the dsc-courses/practice.dsc10.com repository, focusing on clarifying DataFrame merge explanations and improving the readability of midterm content. She applied her skills in data analysis and Pandas to detail merge properties and the rationale behind resulting row counts, ensuring students could better understand the underlying logic. Using Markdown, Claire refined formatting and punctuation in answer sections, which improved overall clarity and maintainability. Her work, delivered through well-documented commits, addressed student confusion and reduced support needs, demonstrating a thoughtful approach to technical communication and sustainable documentation practices within the educational data science context.