A Preliminary Review on the Implementation of NSSA Preliminary Review on the Implementation of NSS Curriculum:  Diversified Learning and Stretching Potentials

Pedagogy & Assessment St t i i S i Ed tiStrategies in Science Education 

Key Learning AreaKey Learning Area

Science Education Section, EDB2010

OutlineOutline1. Learning Tasks

– Chemical formulae / Equations– Mole and stoichiometryy

2. Use of Information Technology– Discussion forum / Notice board– Discussion forum / Notice board– SimulationP d t– Podcast

3. Use of Graphic Organisers4. Active Reading and Writing5 Rotation Experiments5. Rotation Experiments

1. Learning1. Learning T kTasks

P t 1 f 5Part 1 of 5

策略4 診斷式測試策略4─診斷式測試

分析學生學習問題• 分析學生學習問題• 了解學生思維模式了解學生思維模式• 指引學生前進的目標• 鼓勵自學例子：化學方程式診斷式測試例子：化學方程式診斷式測試

未來計劃：發展網上版診斷式測試，以增加使用度及節省批改的人力及時間使用度及節省批改的人力及時間。

Chemical Formulae / Chemical EquationsChemical Formulae / Chemical Equations

1 El t i th P i di T bl1. Elements in the Periodic Table2. Extra Metallic Elements (Transition Metals)3. Chemical Formulae of Ions4. Colours of Ions5. Names of Compounds6 Chemical Formula6. Chemical Formula7. General Word Equations8. Word Equation9. Chemical Equations10. Ionic Equations11 Ionic Half Equations and Redox Reactions11. Ionic Half Equations and Redox Reactions12. Redox Reactions and Ionic Equations(S4‐5 Curriculum)

Mole and StoichiometryMole and Stoichiometryhttp://evises.evi.com.hk/chem/ (EDB, 2007)

2. Use of IT2. Use of IT

Part 2 of 5

引發學習興趣

增強學習動機增強學習動機

增加課外學習時數數

訓練自學

增強社會意識

改變學生價值觀改變學生價值觀、生活態度

Notice‐board for catering diversity in learning

1. Provision of more exercises

2. Information about some interesting i l / l i inewspaper articles / television programmes

– Can also be used during lessons– Daily encountered news, and students may show interest in current TV programmesinterest in current TV programmes

MMore exercises

問問Master Joe 2010‐07‐24 清潔的科學

Cleansing chemistryCleansing chemistry

• Concept of a fair experiment.– From 8 min 37 sec to 11 min 5 sec

• Like dissolves like concept.– From 13 min 31 sec to 15 min 10 sec– From 13 min 31 sec to 15 min 10 sec

• Removal of dyes by bleaching solution– From 17 min 52 sec to 19 min 30 sec

• Does [O] refer to oxygen gas?• What does [O] represent?

• Some terms: hydrophilic, hydrophobic, surfactant

Use of Simulation 1aUse of Simulation 1a

Use of Simulation 1bUse of Simulation 1b

Use of Simulation 2Use of Simulation 2

Use of Podcast: Planning experiments ‐ audio tutorial

• http://www.chemistry‐react org/go/default/Tutorial/Tutorial 5react.org/go/default/Tutorial/Tutorial_5038.html

• Audio file: 5Planngexpts.mp3l d d• Script: Planning_expts_audio_tutor.doc

3. Use of Graphic3. Use of Graphic O iOrganisers

Part 3 of 5

Graphic Organiser for a Writing TaskGraphic Organiser for a Writing Task

思維導圖它能夠：思維導圖它能夠：

• 增強使用者的記憶能力增強使用者的記憶能力• 增強使用者的立體思維能力（思維的層次性與聯想性）性與聯想性）

• 增強使用者的總體規劃能力增強使用者的總體規劃能力

Mind map的功能Mind map 的功能

幫助記憶• 幫助記憶• 協助分析協助分析• 提升創意• 增強溝通

思維導圖的特點思維導圖的特點

• 左右腦並用的學習法 (全腦學習法)• 多元智能的學習法• 右腦：韻律、色彩、空間、想像力、白日夢• 右腦：韻律、色彩、空間、想像力、白日夢• 整體左腦 表單 文字 數字 行列 順序及邏輯• 左腦：表單、文字、數字、行列、順序及邏輯

製作mind map的軟件製作mind map 的軟件

• Mind manager• http://www.mindjet.com/http://www.mindjet.com/• Free mind• http://freemind.sourceforge.net/

Java virtual machineJava virtual machine

http://java.sun.com/j2se/

• Visual mind• http://www.mindmap‐http://www.mindmapsoftware.com/index.php?pg=contest

C D MINDMAP P• ConceptDraw MINDMAP Pro • http://www.innovationtools.com/Tools/Softwp // / /areDetails.asp?a=151

化學的mind map化學的mind map

4 Active Reading4. Active Reading d W itiand Writing 

(Chemistry Specific Genres)

Part 4 of 5Part 4 of 5

Th h l h l hThe whole‐school approach on promotingpromoting 

Reading & Writingg g

for enhancing students’ language proficiency

Implementation of Reading & Writing

Language proficiency

Learning

ScaffoldingLearning  capacity

Scaffoldingstudentsstudents

How could teachers help ?How could teachers help ?• Understand the language needs of studentsin learning your subject

• Be aware of the role of language in yourBe aware of the role of language in your subject

l f h i i f d• Plan for the integration of content and language teaching

Content Language

Collaborative WorkCollaborative Work

Subject Subject Language Language TeachersTeachers

Languag Languag TeachersTeachers

“Teaching students to use language”

“Using language to teach students”g g

Across curricularAcross curricular Reading & Writing Assignments

Reading Skills

Example :

F4 Ch i t R di A ti lF4 Chemistry Reading Article (Descriptive Report)( p p )

MAGIC METALMAGIC METALBy Philip Leetch (Young Post, 12th March 2007)

Writing skills

Using subject specific genres g j p f g(專科語體)

Writing task :Writing task :

WHAT HOWWHAT-- Subject

Content-- Genre :

Content•Structure of the text

L f t•Language features

Chemistry Specific GenreChemistry Specific Genre

5. Rotation5. Rotation E iExperimentsp

Part 5 of 5

Examples of Using Rotation Experiments to Address Learner Diversity

1. Measuring Specific Heat Capacity of Metal by using Immersion Heater

2. Measuring Specific Latent Heat of Vapourisation of g p pWater

Arrangement on Rotation Experiment to Address Learner Diversity

Groups Round 1 Round 2

Lower Ability

Expt. 1

Theory involved had just

Expt. 2

Theory involved had just been taught been taught

Expt. 1

Higher

Expt. 2

Students were allowed to

p

Using worksheets with less detailsg

Ability explore the phenomena before the theory was being taught

Students were encouraged to complete extended tasks (e.g. suggest alternative method)

Thank YouThank You