“…Research specifically on learning about the measurement of mass continues to be minimal even though mass is an element of the measurement curriculum in the primary school years (e.g., Australian Curriculum Assessment and Reporting Authority [ACARA], 2012). However, the limited research does provide insights, including findings showing that children encounter ideas of mass in their play from as early as 12 months (Lee, 2012), show awareness of the attribute in the first year of school (Cheeseman, McDonough, & Clarke, 2011;MacDonald, 2010), and can order objects by weight at 5-years (Brainerd, 1974). More recent research on the measurement of mass has …”