Twenty secondary mathematics teachers described their thinking as they solved four proportion problems (Task 1), explained how they would teach two of the problems (Task 2), and solved four similar ...

How do we know if a graph represents either direct or inverse proportionality? We look for certain features of the graph and perform some test calculations to help us decide. Look at this graph: The ...

This project brings together researchers in embodied cognition with researchers and technologists in inclusive design. With the PhET simulation Ratio and Proportion, learners can explore finding and ...

This is a preview. Log in through your library . Journal Information The journal aims to stimulate reflection on mathematics education at all levels, and promote study of its practices and its ...

According to researchers at the University of Oxford in the UK, the proportion of two common neurotransmitters in the brain can predict a person's math ability. The study was published in PLOS Biology ...

With the Sundance Film Festival right around the corner, I thought it would be appropriate to re-publish a little post I wrote some time ago in the waning days of the 2008 fest. Originally published ...