Examines the levels of geometric reasoning commonly exhibited by primary school students, namely visualization, analysis, and informal deduction. Describes open-ended tasks that can be conducted in small groups or in a whole group setting. (KHR)

Discusses good mathematical tasks and where they may be found. Good tasks are authentic, are challenging, pique the curiosity of students, encourage students to make sense of mathematical ideas, encourage multiple perspectives, and nest skill development in the context of problem solving. (MKR)