Beginners:
- Choose from prepared “problem cards.”
- Draw simple pictures with 1–2 features.
- Use sentence starters.
Advanced learners:
- Create detailed mechanisms or multi-step solutions.
- Add diagrams, labels, and written descriptions.
- Present to the class.
Experts:
- Address community or environmental issues.
- Create 3D prototypes.
- Write persuasive or reflective texts about the invention.