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Learning and Teaching of Science, Technology, and Society. Fong Wai Hung Raymond Science Education Section, EDB. Learning and Teaching of STS. Possible approach 1: Teacher - Search for information from books, magazines, CD-ROM, Internet, etc. Read, process and summarize
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Learning and Teaching of Science, Technology, and Society Fong Wai Hung Raymond Science Education Section, EDB
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 3
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? 4
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 5
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 6
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. 7
Problems #2 • What material is suitable for making capsule for holding an oral-delivered acid sensitive medicine for treating colon inflammations? 8
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 9
Problems #3 • Describe the chemistry of a swimming pool. • Reference: • http://www.howstuffworks.com/ or • http://home.howstuffworks.com/swimming-pool.htm/printable 10
Problems #4 • Describe how chlorine saves lives. • Reference: • Chlorine Knowledge Center: http://www.c3.org/chlorine_knowledge_center/ 11
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