# An order that can be changed

Use [C06](../contexts/C06.html)'s three dated clock events and undated repainting. Make removable annotated cards, an ordered strip and an unknown-date pocket. Deliberately shuffle only the ordinary cards for a partner/director to repair. Explain one swap with its year/event.

<details>
<summary>Grown-up help</summary>

two-event order first, then annotation. The strip is explicitly unscaled; no absent date is filled by guess.

[Day 13 teacher plan](../teacher/day-13.html) · [Blank bench/paper](../interactive/PAPER.html).

</details>


[Sources and reuse](../SOURCE-NOTICE.html). Original educational work © NeuroForgeIO Pty Ltd 2026, CC BY 4.0.