
Assessments
Where Graphing
Calculators
Are Allowed:
How Neutral
Can It Be
A Reflection 

Han
Young Lee
(hanyoung@tp.edu.sg)
Albert F.S.
Wong (fooksung@tp.edu.sg)
Temasek Polytechnic
Singapore

Using
Computer for
Diagnosing
Pupils' Difficulties
in Addition
and Subtraction


HoKheong
Fong (hkfong@nie.edu.sg)
Nanyang Technological
University
Singapore

The
Center of
Gravity of
Classes of
Cylindrical
Solids via
a Computer
Algebra System


Tilak
de Alwis (talwis@selu.edu)
Southeastern
Louisiana
University
U.S.A 
The
Role of Technology
in Mathematics
Education for
Human Enterprise


Masami Isoda
(msisoda@human.tsukuba.ac.jp)
University
of Tsukuba
Japan 