problem
Do You Brush Your Teeth Every Day?
How can we find out answers to questions like this if people often lie?
In this article for Primary teachers, we suggest a four step data handling model, based on the work of Alan Graham.
Build a mini eco-system, and collect and interpret data on how well the plants grow under different conditions.
Simple models which help us to investigate how epidemics grow and die out.
This article explores the process of making and testing hypotheses.