Learning and Teaching of Science, Technology, and Society

1
Learning and Teaching of Science, Technology, and
Society

• Fong Wai Hung Raymond
• Science Education Section, EDB

2
(No Transcript)
3
Learning and Teaching of STS

• Possible approach 1
• Teacher -
• Search for information from books, magazines,
  CD-ROM, Internet, etc.
• Read, process and summarize
• Present formally or tell a story
• Student -
• Listen and react occasionally
• Ask questions and do a few tasks

4
Learning and Teaching of STS

• Reflection on approach 1
• Teacher -
• Learn from how to search for information from
  books, CD-ROM, Internet, etc.
• Learn from reading information collected
• Student -
• Develop knowledge and generic skills?

5
Learning and Teaching of STS

• Possible approach 2
• Student -
• Search for information from books, CD-ROM,
  Internet, etc.
• Read, process and summarize
• Present formally or tell a story
• Teacher -
• Listen and react occasionally
• Ask questions

6
Learning and Teaching of STS

• Reflection on approach 2
• Student -
• Learn how to search for information from books,
  CD-ROM, Internet, etc.
• Learn from reading information collected
• Develop generic skills like communication,
  critical thinking
• Teacher -
• Facilitate students learning

7
Problem 1

• How does a time-release medicine work?
  (Time-release medications)
• The formulation of timed-release medicines is
  based on the specific response of polymeric
  coatings to their chemical environment. The
  chemical packaging of these medicines determines
  the precise conditions of effective control and
  sustained dosage of these drugs.

8
Problems 2

• What material is suitable for making capsule for
  holding an oral-delivered acid sensitive medicine
  for treating colon inflammations?

9
Reference

• Karukstis, K.K. and Hecke, G. R.V. (2003).
  Chemistry Connections The Chemical Basis of
  Everyday Phenomena.
• Second Edition.
• Academic Press San Diego.
• ISBN 0-12-400151-3
• URL www.academicpress.com

10
Problems 3

• Describe the chemistry of a swimming pool.
• Reference
• http//www.howstuffworks.com/ or
• http//home.howstuffworks.com/swimming-pool.htm/pr
  intable

11
Problems 4

• Describe how chlorine saves lives.
• Reference
• Chlorine Knowledge Center http//www.c3.org/chlor
  ine_knowledge_center/

12
Thank You!

• Please complete the evaluation questionnaire.