Design a complete STEM project-based learning unit with real-world context and multi-subject integration.
Design a complete STEM project-based learning unit for [Grade Level] that addresses [Real-World Problem]. Duration: [2-4 weeks]. Subject connections: [Science / Math / Engineering / Technology]. Include: 1. Driving question 2. Real-world context and relevance 3. Project overview and deliverables 4. Standards addressed (Science + Math + ELA) 5. Weekly breakdown with activities 6. Materials list and budget 7. Expert guest / community partner ideas 8. Checkpoints and formative assessments 9. Final presentation format 10. Scoring rubric 11. Student reflection prompts 12. Optional extensions 13. Modification for limited resources 14. Safety considerations (if applicable) Make the challenge genuine and engaging.