Target/codes: independently turn a given three-event base into a second design for the same fictional moment by changing one pitch mark and one level mark, preserving the other four marks; AC9AMUFD01, AC9AMUFC01. Prepare: public Design 2, A4 check, broad cards; key closed.
- Welcome · 3 min. New paper design task; no playback or audience is needed.
- Access · 4 min. Show given Design A pitch
L H L, levelV V Sand an identical printed Design B. The child chooses where to change one pitch and one level mark in B. - Independent plan · 5 min. Child selects the two cells, swaps each to the other value in its own lane, and checks four others still match.
- Child response · 7 min. Save first complete B, both lane/place/old-new choices, one child-owned musical intention and one paper evidence limit.
- Self-check · 4 min. Child checks exactly one pitch and one level difference without adult hints.
- Close · 2 min. Consult separate key later. The score does not prove a listener's feeling or actual sound.