This paper presents a hypothesised learning trajectory for a Year 3 Indigenous student en route to generalising growing patterns. The trajectory emerged from data collected across a teaching experiment (students n = 18; including a pre-test and three 45-minute mathematics lessons) and clinical interviews (n = 3). A case study of one student is…

Four text passages varying along the dimensions of the number of propositions unifying one or more text paragraphs and text length were constructed. The text content pertained to nine concepts in the area of operant conditioning psychology. Fifty-eight university students were pretested and then blocked on prior text-related knowledge, and read…