Please help me to design a “Design Thinking” or “Project-Based Learning” experience for my {grade} {subject} students that centers around {topic} by outlining a structured plan for guiding students through the stages of problem identification, solution brainstorming, prototyping, and idea refinement, specifically addressing {sub-topics}. Additionally, please include detailed suggestions for fostering collaboration among students, opportunities for reflection throughout the process, and clear criteria for assessing their work.