Management Skills of Elementary Schools Head toward Effective Administrative Functions in the Division of Calamba City Statement of the Problem This study aims to determine the Effectiveness of Management Skills of Elementary Schools Head in the Division of Calamba City. Specifically, it seeks to answer the following questions: 1. What are the mean level of Elementary Schools Head managerial skills in terms of: 1.1. Planning 1.2. Problem solving 1.3. Monitoring 1.4. Delegation 1.5. Finance 1.6. Mentoring 1.7. Innovation 1.8. Professionalism 1.9. Communication 1.10. Leadership 1.11. Collaboration 1.12. Commitment 1.13. Fairness? 2. What is the level of administrative effectiveness in terms of: 2.1. Improved Teaching productivity 2.2. Improved School Performance 2.3. Improved School Management 3. Is there significant causal effect between Elementary Schools Head Managerial Skills and improved teaching productivity? 4. Do the Elementary Schools Head Managerial Skills have significant effect on school’s improved performance? 5. Is there significant causal effect between Elementary Schools Head and improved external partnership? 6. Do elementary schools head managerial skills have significant causal effect toward effective administrative functions? Research Hypothesis Based on the statement of the problem, the hypotheses are formulated: HO1: There is no significant effect between Elementary Schools Head Managerial Skills and the improved teaching productivity. HO2: There is no significant effect between Elementary Schools Head Managerial Skills and school’s improved performance. HO3: There is no significant effect between Elementary Schools Head Managerial Skills and the improved school management. HO4: Elementary schools head managerial functions have no significant effect toward effective administrative functions. Conceptual Framework Independent Variables Dependent Variables Elementary Schools Head Managerial Skills Planning Problem solving Monitoring Delegation Finance Mentoring Innovation Professionalism Communication Leadership Collaboration Commitment Fairness Administrative Effectiveness Improved Teaching Productivity Improved School Performance Improved School Management