The author, using a weight machine in an airport lounge, varies the machine's input parameters of height and gender to generate data sets of ideal weight. These data are later used at in-service workshops and in both primary and secondary classrooms to explore patterns and make predictions. (JJK)

Discusses the importance of recognizing patterns in nature to help understand the interactions of living and non-living things. Cautions the student not to lose sight of the details when studying the big picture. Encourages development of the ability to identify local species. Suggest two activities to strengthen observation skills and to help in…