This report comprehensively compares and contrasts several screening tools used in healthcare settings, including the SLUMS, CLOCK-DRAW, CAGE, CAGE-AID, MMSE, and PHQ-9. The report provides background information on each screener's development and intended use, discussing their reliability and validity, and the populations for which they were designed. It analyzes the administration of each tool, including the interpretation of results based on given scores for two individuals over 60 years of age. The report also highlights concerns noted in research and potential areas for improvement for each instrument. The student's experience using these tools is detailed, providing practical insights into their application and effectiveness in assessing cognitive and mental health conditions. The document is contributed by a student to be published on the website Desklib. Desklib is a platform which provides all the necessary AI based study tools for students.