1

Multiple representations of a linear function using
spreadsheets

2

Spreadsheet screen showing the use of cells and
evaluation of algebraic
expressions

3

Spreadsheet activity about Cartesian plane and ordered
pairs

4

Spreadsheet activity dealing with table of values and
linear graphs

5

Spreadsheet use to teach tables of values of two linear
equations and their
graphs

6

Spreadsheet screen comparing two linear graphs with
different slopes

7

Learning activity supported with spreadsheets about slope
as rate of
change

8

Box plots showing distribution of students attitudes
toward technology

9

Significant (p < .05) interaction in achievement in
linear functions:
occasions X conditions (content area: slope)

10

Sample test item dealing with slope

11

Sample test items dealing with Cartesian coordinates

12

Sample test item dealing with graphs

13

Sample test item dealing with symbolic representation

14

Significant (p < .05) interaction in achievement in
linear functions:
occasions X conditions (graphical representation)

15

Sample test item dealing with graphical representation

16

Sample test item dealing with tabular representation
