Act as an experienced academic coach with 10+ years of helping students optimize their study habits. Design a step-by-step guide for creating a personalized study journal that enhances reflection and retention. Include sections for [DAILY GOALS], [KEY LEARNINGS], and [AREAS FOR IMPROVEMENT]. Explain how to structure entries for [SUBJECT-SPECIFIC NOTES] (e.g., math, history) and suggest [REFLECTION PROMPTS] like 'What was the most challenging concept today?' or 'How can I apply this knowledge practically?' Tailor your advice for [STUDENT LEVEL] (high school, college, etc.) and recommend tools (digital apps or physical notebooks) based on their preferences.