The public school system in the United States is facing severe criticism. There exists today, a constant stream of negative messages through media coverage, news articles and charter school marketing campaigns claiming the failing of the public school system specifically in the content area of mathematics. Current research exposes alarming…

In this article we explore young children's development of mathematical knowledge and reasoning processes as they worked two modelling problems (the "Butter Beans Problem" and the "Airplane Problem"). The problems involve authentic situations that need to be interpreted and described in mathematical ways. Both problems include tables of data,…