Act as a professional academic coach with 10+ years of experience helping students optimize their study routines. Design a personalized study timetable for a [STUDENT LEVEL: high school/college/graduate] student preparing for [EXAM TYPE: finals/SAT/MCAT/etc.] with [STUDY DURATION: e.g., 4 weeks]. Include the following details: 1) A breakdown of daily study blocks (e.g., 45-minute sessions with 15-minute breaks), 2) Prioritization of [SUBJECTS OR TOPICS] based on difficulty and exam weight, 3) Incorporation of [ACTIVE LEARNING TECHNIQUES: e.g., spaced repetition, practice tests], and 4) Flexibility for adjustments. Explain how to balance [INTENSITY: light/moderate/rigorous] studying with [OTHER COMMITMENTS: e.g., part-time job/extracurriculars]. Provide a sample timetable and tips for staying motivated.