Teachers» resistance to change and «fear» of integrating computers into classrooms resulted from not recognizing the
usefulness and necessity of technology to teaching and
learning; teachers still viewed the computer
as a part of the curriculum rather than
as a
tool for teaching (Medcalf - Davenport, 1998).
Overlays transcend the accessibility domain in their
usefulness: the synchronization of text and audio
as a
tool for learning to read,
for example, being of benefit in many circumstances.