Here is a 300-word professional description for a University Year 1 (Freshman) Calculus I rubric: This rubric outlines the key learning objectives and assessment criteria for a first-year Calculus I course; designed to provide students with a strong foundation in differential calculus and its applications. The course emphasizes conceptual understanding; problem-solving skills; and the ability to apply calculus to real-world scenarios. Students will develop proficiency in limits; continuity; derivatives; and the fundamental theorems of calculus; preparing them for advanced mathematical study and STEM-related disciplines. The rubric evaluates students across several core competencies. Mastery of algebraic and graphical techniques for analyzing functions is essential; as students must accurately interpret and manipulate mathematical expressions. Problem-solving skills are assessed through the application of differentiation rules; including the product; quotient; and chain rules; to compute derivatives efficiently. Students must also demonstrate the ability to use derivatives to analyze rates of change; optimization problems; and curve sketching. Conceptual understanding is measured through explanations of key principles; such as the limit definition of a derivative and the relationship between differentiability and continuity. Clear communication of mathematical reasoning is encouraged; as students must justify their solutions logically. Additionally; the rubric assesses computational accuracy; ensuring students can perform calculations correctly and efficiently. By meeting these criteria; students will gain a solid grasp of foundational calculus concepts; enhancing their analytical and quantitative reasoning skills. Successful completion of this course prepares students for subsequent coursework in integral calculus; physics; engineering; and other quantitative fields. The rubric ensures a structured and transparent evaluation process; supporting student growth and academic achievement in introductory calculus.