Quick diagnostics
- Pre: observe baseline collaboration, measurement, data handling
- Post: capture progress in reasoning and teamwork
- Photo evidence: 1–2 model shots per team
Mini rubric (4-point)
| Level | Description |
|---|---|
| 4 | Model correct; reasoning clear; precise vocabulary |
| 3 | Model correct; partial reasoning; mostly clear |
| 2 | Idea present; model incomplete; needs guidance |
| 1 | Needs teacher support to proceed |
Observation cards
- Collaboration — teams plan, take turns and give feedback
- Reasoning — students explain choices and tests
- Communication — use math/science words to describe results
- Sustainability — care for materials and reuse
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