# Functions

## Using Data-Collection Devices to Enhance Students' Understanding

This article examines four areas of difficulty students have with graphing and modeling. The four areas are identified as connecting graphs with physical concepts, connecting graphs with the real world, transitioning between graphs and physical events, and building graphical concepts through student discourse. The article looks at studentsí misconceptions and the role of technology in helping to form accurate graphical concepts. This article could be used in conjunction with the readings from section IV.

## How Students Learn: Mathematics in the Classroom

How Students learn uses the principles and findings from How People Learn within the context of the mathematics classroom. An introduction to the principles as they apply to mathematics is included in chapter 2, whole numbers at the elementary level is the focus of chapter 3, rational numbers at the middle level is the focus of chapter 4 and chapter 5 focuses on functions at the high school level. This would be an additional reference to sections II, III and IV.

## Algebra In Simplest Terms

Video instructional series consisting of 26 programs designed to be used by students or as a review of content matter for teachers. Illustrations and examples are used to solve real-world problems. This series could be used to supplement the readings from section I.