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1. INTRODUCTION ...1

1.1. INTRODUCTION ...1

1.2. MOTIVATION...1

1.3. OBJECTIVES...2

1.4. APPROACH...3

1.5. DOCUMENT STRUCTURE ...4

2. BACKGROUND...6

2.1. INTRODUCTION ...6

2.2. PEDAGOGY ...7

2.3. LEARNING STYLES ...7

2.3.1 Concepts ...7

2.3.2 Benefits ...8

2.3.3 The Sensory Intake of Information Approach...9

2.4. ASSESSMENT...10

2.5. LEARNING AND THE WORLD WIDE WEB ...11

2.6. LIMITATIONS ...13

2.7. DESIGNING ONLINE LEARNING ENVIRONMENTS ...14

2.8. ADAPTIVE HYPERMEDIA ...15

2.8.1 Adaptive Hypermedia Systems...15

2.8.2 User Profiling ...17

2.9. SUMMARY ...17

3. EDUCATION ON THE WORLD WIDE WEB ...19

3.1. INTRODUCTION ...19

3.2. WEB-BASED LEARNING ENVIRONMENTS...21

3.2.1 Virtual Study Centre ...21

3.2.2 Scoop ...21

3.2.3 TopClass ...22

3.2.5 David Thornton’s Learning Environment ...24

3.2.6 Courseware on the fly...25

3.2.7 Discussion...25

3.3. TEACHING MATHEMATICS ON THE WEB ...27

3.3.1 Web sites for Trigonometry ...28

3.3.2 CONCLUDING REMARKS...30

4. DESIGN...31

4.1. INTRODUCTION ...31

4.2. REQUIREMENTS ...31

4.3. ARCHITECTURE...33

4.3.1 User Profiling ...34

4.3.2 Course Structure...39

4.3.3 Assessment ...40

4.3.4 Course Creation Interface ...41

4.4. DATABASE DESIGN ...41

4.4.1 User Profiling ...45

4.4.2 Instructional Material ...45

4.4.3 Assessment Material ...46

4.5. SUMMARY ...46

5. IMPLEMENTATION ...48

5.1. INTRODUCTION ...48

5.2. TECHNOLOGY...48

5.3. DATABASE ORGANISATION...48

5.4. ARCHITECTURE...49

5.4.1 Servlets ...50

5.4.2 Course Appearance ...50

5.4.3 User Authentication...51

5.4.4 User Profile ...53

5.4.5 Course Contents ...54

5.4.6 Assessment ...55

6. EVALUATION ...57

6.1. INTRODUCTION ...57

6.2. EVALUATION METHODOLOGIES ...57

6.3. EVALUATION OF THE THESIS OBJECTIVES ...58

6.3.1 Constructivists Approach ...58

6.3.2 Adaptation ...59

6.3.3 User Profiling ...60

6.3.4 Course Content Creation...61

6.4. SUMMARY ...61

7. CONCLUSIONS...62

7.1. INTRODUCTION ...62

7.2. THEORY OVERVIEW...62

7.3. SYSTEM OVERVIEW ...62

7.4. IMPROVEMENTS - FUTURE WORK ...64

7.5. CONCLUSIONS ...65

APPENDICES...67

A. DATABASE STRUCTURE ...67

B. LIST OF SERVLETS...71

F

IGURE

3.1 E

VALUATION OF LEARNING

E

NVIRONMENTS

...20

F

IGURE

4.1 O

VERVIEW OF THE

S

YSTEM

’

S

A

RCHITECTURE

...34

F

IGURE

4.2 U

SER

P

ROFILING

– S

CENARIO

1...37

F

IGURE

4.3 U

SER

P

ROFILING

– S

CENARIO

2...38

F

IGURE

4.2 O

VERVIEW OF THE

C

OURSE

S

TRUCTURE

...39

F

IGURE

4.3 D

ATABASE

S

TRUCTURE AND

R

ELATIONSHIPS

...45

F

IGURE

5.1 S

YSTEM

’

S

W

EB ARCHITECTURE

...49

F

IGURE

5.2 S

CREENSHOT OF THE DETAILS ENTERED FOR AUTHORISATION

...52

F

IGURE

5.3 S

CREENSHOT OF THE WELCOME PAGE

...52

F

IGURE

5.4 S

CREENSHOT OF THE PROFILE PAGE

...53

F

IGURE

5.5 S

CREENSHOT OF A PAGE WITH MATERIAL FOR A TOPIC

...54

F

IGURE

5.6 S

CREENSHOT OF AN EXAMPLE TEST

...56

F

IGURE

6.1 A

VAILABILITY OF

C

ONTENT FOR

D

IFFERENT

L

EARNING

S

TYLES

...60

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3.2.7 Discussion

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