Supporting young students in developing meanings for the set-theoretic function definition is emphasized in 6th-12th grade curricula around the world. In prior work, we have highlighted how covariational reasoning supports college students in constructing relationships that afford considering mathematical properties important for a set-theoretic…

Two weeks into a new academic school year, a physical education (PE) class of 25 grade nine girls completed a survey relative to their previous PE experiences. Following the completion of a six-lesson territorial games unit using the six-step teaching game for understanding (TGfU) model taught by a guest certified female teacher with TGfU…

With the increase in prominence of the investigative approach in Hong Kong science curricula from the primary to the senior secondary level, there is urgency for local science educators including primary school teachers to gain a better understanding of pupils' existing cognitive understanding and reasoning ability for performing science…