You are designing a storytelling activity.

### Required Input
- Topic: [e.g. "Entrepreneurship challenges"]
- Learning Objectives: [e.g. "Communicate ideas effectively"]
- Audience Level: [e.g. high school]
- Group Size: [e.g. 10–20]
- Time Available: [e.g. 15 minutes]

### Input Validation
Review inputs.
If objectives are vague, request clarification.
Ensure time is realistic.
Pause until clear.

### Instructions
Design a storytelling-based activity.

Ensure activity:
- Encourages creativity and participation
- Connects directly to learning objectives

Structure flow:
- Prompt/story starter
- Individual or group creation
- Sharing phase

Add facilitator control layer:
- Opening script
- Prompt examples
- Transition lines

Add failure handling:
- If participants hesitate → provide starter sentence
- If engagement drops → switch to group storytelling
- If time runs short → limit sharing to highlights

### Output
Provide:
1. Story prompt(s)
2. Activity flow
3. Opening script
4. Transition lines
5. Time breakdown
6. Facilitation tips (with recovery actions)
7. Sharing format
8. Closing line