Models of Micro‐Organisms: Children’s knowledge and understanding of micro‐organisms from 7 to 14 years old

This paper describes the expressed models that children aged 7, 11, and 14 years have about micro‐organisms and microbial activity. These were elicited using a variety of data collection techniques that complemented each other, resulting in a rich dataset, and provided information about the level of knowledge and progression of ideas across the age range studied. Subsequent analysis of the data enabled generalised mental models of...