4-H Public Partnership: USDA and Land-grant Institutions Extension 4-H & Positive Youth Development Cooperative Extension History 4-H Mission and Mandates (PDF) 4-H Guiding Principles (PDF) 4-H Name and Emblem 4-H Charter Fact Sheet 4-H Volunteer Resources – Positive Youth Development 4-H Essential Elements (PDF) 4-H History 4-H Life Skills – Definitions and Life Skills Wheel (PDF)