Thomas P. Carpenter, Thomas A. Romberg, Elizabeth Fennema
...very valuable as a source book that gives access to much literature and many projects and research questions....All researchers on the graphical representations of functions will find the book a valuable source book for their research. -Journal of Research in Mathematics Education ...the editors of this book have collected nine articles and two reactions all written by prominent researchers in the area of function....The book offers an in-depth look at a current issue in mathematics education. Aimed at researchers, it contains important information for classroom teachers and policy makers on how students learn... -School Science & Mathematics