[This paper is part of the Focused Collection on Curriculum Development: Theory into Design.] Our investigation of 353 faculty-produced multiple-choice Think-Pair-Share questions leads to key insights into faculty members' ideas about the discipline representations and intellectual tasks that could engage learners on key topics in physics and…

In an attempt to understand the natural world's phenomena, young children form their perceptions of different aspects of the macrocosm, which they contrast with new scientific concepts. This process calls for an early intervention that will provide the stimuli and the tools for the development of new concepts, ideas, and cognitive structures. The…

In recent years, short question-and-answer activities known as lecture tutorials that are designed to help students work with and discover concepts for themselves, rather than simply being told about them (lectured to) have become a popular tool for learner-centred teaching of introductory college astronomy. Students on such a course are usually…

This document examines children's and adults' knowledge of observational astronomy and characterizes the kinds of mental models students form when asked questions in astronomy. Mental models were grouped into three categories: intuitive, synthetic, and scientific. Implications for the design of curricula and for instruction are identified. In…