Proficient: Oh, she listened, she strummed, she counted ratios like secrets; octaves as 2:1 clicked into place, monochord demos showed length-pitch tradeoffs. Notation fluency needs a nudge, yet understanding and reasoning are sound. Collaborative, curious, engaged—recommend continued practice and playful composition to cement notation.
Exemplary: Wow, she narrates harmonics, predicts pitch confidently, links harmonic series and melody, uses the monochord to forecast pitch changes. Creative ratio notation in composing highlights leadership and analytical ear. ACARA v9 Ratios and Rates met with proficiencies of Understanding and Reasoning shining. Bravo — continue joyful experiments, targeted notation drills, and ensemble listening sessions for growth.