Practical route session 3 · Use representative trial evidence

Target: Use representative trial evidence. Planning estimate: 36–44 min.

Print / prior evidence

Use the exact Which Design Is Better Supported? print selections and tasks from Paper session 3; collect a bounded comparison.

Prerequisites: preceding collected evidence or the corresponding standalone kit bridge. The Cool-water investigation operational setup must be fully checked before handling.

Demonstration / learner work / collect

Model→Guided practice→Independent task; distinguish time points from fresh trials.

Next decision / continuation

In Which Design Is Better Supported?, use Compare the measurements, questions 1–2 for practice with changes or direction. Use the separate reserved Fresh check, question 3 only after practice, if unseen. For a cherry-picked result or unlimited claim, use Use all results and limit the claim, questions 1–3, then the separate New short check · Apply the correction, question 4 if unseen. Save Later check · Reverse the direction, questions 1–3 for later.

No equipment homework or mandatory student internet access. Use the complete Cool-water investigation fallback for learners who do not handle equipment or when equipment is unsuitable; record that the fallback does not show construction or testing.