Charlotte Hann developed new partial fractions calculus practice content for the mphowardlab/essential-math repository, focusing on expanding the problem set to enhance learner proficiency in integration techniques. She authored and formatted problems and solutions using Markdown, applying her calculus expertise and technical writing skills to create clear, educational resources. Her work included updating documentation and contributor credits to reflect collaborative development practices. While no bugs were addressed during this period, Charlotte’s contributions deepened the repository’s coverage of partial fractions, providing targeted learning materials that support assessment readiness. The work demonstrated thoroughness in content creation and attention to collaborative project standards.