This guide outlines promising practices for STEM implementation in expanded learning programs based on lessons learned through the implementation of the Power of Discovery: STEM² Initiative. The guide centers around five central practices (outlined below) each supported with examples from California’s expanded learning programs. The five practices the guide focuses on are: 

1. Approach STEM learning with vision, purpose and intention
2. Integrate youth development, common core, and STEM learning strategies
3. Make learning exciting, engaging and meaningful
4. Connect project-based learning with real-world experiences
5. Secure adequate, sustainable funding