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Friday, 22 June 2012

PROPOSAL: Web-based Science Learning System for Elementary students


Title
Web-based Science Learning System for Elementary students (for students of Sekolah Kebangsaan Putra, Kangar, Perlis, Malaysia).
Introduction
E-learning; being  one of the technologies introduced to enhance conducive learning environment and bridge the gap for distance learners is seen to have tremendously achieved the said goals (Bogdan, 2005). However, target audience and objectives varies and undoubtedly affect the design of the learning system from time to time, place to place, and poses challenges to the system analysts and designers especially of technical difficulty when it affects children (age 8 to 12 yrs and beyond) which are students of Elementary schools. This is because of some underlying factors that must be considered to achieve a user-friendly and functional e-learning system for them (Gary, 1995).
Werner, (2003) describes e-learning as a subset of Information Technology in Education and Training and defines it as any learning that is delivered or enabled via electronic technologies which encompasses learning delivered via Internet, television, video tapes and computer. However, the most functional and mostly used is the Web-based e-learning (also referred to as Online learning) which is done over the internet because it enhances distance learning, which means students can access their lecture materials, upload their work done, access their record sheets without physically present in lecture rooms and study centres (Roger et al, 2003). Achieving a functional web-based learning system have been challenging to professionals in the field of Information Systems due to some peculiar factors ranging from the adaptive nature of the web, interactivity, simplicity, and the functionality ( Cheou, 2003; Teresa & Melissa, 2010).
The adaptive nature is of main interest when talking about feedback from the system to the users, an instance is when the students using the system is interested in getting a feedback as soon as possible, so as to aid the smooth flow of communication (Vasilyeva, et al., 2009), a system expected to be used for learning purpose is expected to be easy for use in terms of simplicity and also need to be interactive and most especially with the category and level of the target audience (Cheou, 2003).
Areas which have utilized the application of Information Technology in Education and Training to its fullest are Open and Distance Learning Systems. This is an emerging trend which continues to attract not only the IT specialists (System Analysts), but also other stakeholders in the education industry.
Derek, (1992) citing Coffey defines Open learning system as the one in which the restrictions placed on students are under constant review and removed wherever possible, he explains Distance learning as the learning at a distance from one’s teacher-usually with the help of pre-recorded, packaged learning materials.
Irrespective of the persons and tools involved, Learning has the main objective of passing information from one person(s) to the other, when a side will be taken as the teacher and the other as the student (learner).  Therefore, the introduction of electronic method of learning is to ease this task and enables it to optimally achieve other goals especially with the present alarming need of Open Universities and Distance learning centres by prospective learners who are finding difficulty in making physical presence at their centres of learning (Pena & Keith, 2007).
Added to this is the implementation of e-learning tools and methodologies in conventional universities, polytechnics, high schools and even elementary schools for students who are old enough to handle computers, so as to ease their learning, familiarize with the present technological age, and also aids teaching on the part of the teachers.
Methodologies in E-learning are numerous due to its possible multi-dimensional approaches, also are the tools involved amongst are Semantic Web, Hypermedia modules, An actor-network approach to mention just but a few. The particular methodology to be employed will be determined by the nature of the e-learning system intended to be designed by the system designer (Lawrence, 2008).
Problem Statement
Online learning system as a system is well used in tertiary institutions to ease learning on the part of the students and teaching difficulty on the part of the tutors, but this has not been of frequent use among other category of students due to some possible factors. Among these, students of elementary have not felt the application of Information Technology in their learning life, if not the recent introduction of interactive writing boards.
This system becomes necessary to set a pace for the need to expose elementary students especially in the learning of science to the use of information technology, online learning specifically; this will undoubtedly make the learning of science by elementary students to be an easy exercise.
Objectives
The primary objective of this project is to create a science learning enabled environment for elementary students and the teacher with provision for parental monitoring since the students still need monitoring. Hence, in achieving these, the project has the following sub-objectives:
1.      To bridge the communication gap between the teacher, students and the parents through the incorporation of e-mail resource;
2.      To enable the parents to easily monitor the academic performance of their wards;
3.      To help the parents in getting informed about  the school’s activities through the news and advertisement sections; and
4.      To provide a collaborative learning platform of the science subject among the students.
Project Methodology
In order to achieve the stated objectives of this project, a detailed review of the necessary steps and design considerations for web-based learning systems is done (William, et al., 2002). The requirements of a functional web-based learning system are fully taken into consideration in the design with an adoption of reasoning in the design research cycle (Vaishnavi & Kuechler, 2004).
The research design proposed by Vaishnavi & Kuechler, (2004) propose a five major phases as a general Research methodology; these are:
a.       Awareness of problem;
b.      Development;
c.       Evaluation; and
d.      Conclusion.
The figure 1 below shows the phases, the link between the steps and the cycle generally


The extended version was given, thus illustrated in the figure 2 below:




Figure 2: General Research Design; an extended version of Vaishnavi & Kuechler, (2004), adapted from Vaishnavi & Kuechler, (2008).

Explaining each one of these five phases one after the other:
a.       Awareness of Problem: At this phase, the problem is known through visitation to the elementary school in focus, it enables proper understanding of the problem, thus getting closer to the solution. The requirement identification was made being a significant step in Prototype development.
-          In identifying this requirements, the following steps were taken:
-          The intending users were asked about their requirements;
-          Study of some existing web-based learning systems were done; and
-          Documentation of the findings.
b.      Suggestion: The study aimed at suggesting a functional web-based learning system for the elementary students of the school. In a way of achieving this, a prototype is developed following the expected features of a functional web-based system (Cheou, 2003). A tentative design was done through models using Unified Modeling Language (UML); these models include general and detailed use case diagrams, activity diagram for each use case, sequence with collaboration diagram for each use case, and the class diagrams.

Development: In developing the prototype and operationalizing it, the three main steps  were adopted (Laudon & Laudon, 2000)


Figure 3 illustrates the steps in prototype development



Figure 3: The Prototyping Processes, Adopted from Laudon & Laudon, (2000).
Step 1: The prototype is developed;
Step 2: The prototype is used, if
Step 3a: satisfied, the prototype is operationalized, if not satisfied,
Step 3b: the prototype is revised and enhanced.
In the development of the prototype’s interface, PHP and Hyper Text Markup Language were used for a befitting system since it is expected to be web-based.
Result
The output of the system is befitting and hopefully functional, the interfaces are added to the documentation provided (and it explains further), but, the usability test is yet to be done.


Suggestions and Future Research
The need to have an all-encompassing web-based learning system should be the focus of future Information System Researcher, since time and some other factors limits the scope of this work to just the learning of science subject in the elementary school, future work should work on a system that can cater for all subjects of the elementary schools or at least more subjects to be added.
Conclusion
As afore-illustrated and explained, incorporation of Information Technology in Education and training is an emerging trend in this computer age, and children must not be left out in its usage because of the unquantifiable advantages to derive from it. Most especially, when teaching learning science which is the bedrock of development.
This learning system for science for the elementary will be a supportive system to Classroom teaching and not a substitute, Campbell (2001) quoted Rosenberg to have identified that classroom teaching will be of different role and no longer the “default delivery system”.
From the design given above, all stated aims and objectives of any potential e-learning system is fully taken into consideration with special attention to the peculiarities of the target audience (children) and the subject in question.

References
*      Chein, C. (2003). Interactivity and interactive functions in web-based learning systems: a technical framework for designers, British Journal of Educational Technology. 34(3), 265-279. http://studentweb.usq.edu.au/home/w0077937/interactive/docs/chou.pdf
*      Derek, R.(1992). Exploring Open and Distance Learning, , Kogan Page Limited.
*      Gary, J. A. (1995). Instructional Technology; Past, Present and Future (2nd Edition), , Libraries Unlimited Inc.
*      Laudon, C & Laudon, J.(2000). Contemporary Approaches to Information Systems. Prentice Hall, Inc. New Jersey. akson.sgh.waw.pl/~alex/IG1/IG1.ppt
*      Lawrence T. (2008). Online and Distance Learning Concepts; Methodologies, Tools and Applications (vol.2), IGI Global.
*      Nona Campbell. (2001). E- Education, E-learning and E-teacher,.
*      Rena M. & Keith P.(2007), Building Online Learning Communities, John Wiley & Sons Inc.
*      Roger, B., Christy, A. et al. (2003). Web-based Learning. Information Age Publishing Inc.
*      Teresa, M. & Melissa L. (2010). Evaluating Web-based Learning Systems, Journal of Instructional Pedagogies. University of Tampa. http://www.aabri.com/manuscripts/10579.pdf
*      Vaishnavi, V. & Kuechler, B.(2008). Theory Development in Design Science Research: Anatomy of a Research Project. European Journal of Information Systems. 17: 489-504. http://www.business.unr.edu/faculty/kuechler/cv/DESRIST08.pdf
*      Vasilyeva, E., Puuronem, S., Pechenizkiy, M. & Rasanen, P. (2009). Feedback adaptation in web-based learning systems. International Journal Continuing of Engineeering Education and Life-Long Learning
*      Werner, Putzhuber.(2003). From e-learning to Knowledge Management- Bridging the gap, ( A Master Thesis submitted to Graz University of Technology, Institute for Information Processing and Computer Supported New Media)
*      William, W., Diana, L., Angela, D. (2002). Design Considerations for Web-based Learning Systems. Advances in Developing Human Resources, Sage Publications. 4(4), 405-423 http://www.qou.edu/arabic/researchProgram/eLearningResearchs/designConsiderations.pdf




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