Review of related literature and studies
* Kim (2006) how visual learning can affect the students way of learning.
* Smith (2002) visual learners prefer to see how to do things rather than just talking about it.
* Lehman, newby, russel, stepic (2005) computer-based tutorials have advantages such as students can interact with embedded questions then easily give feedbacks.
* Laird (1985) by stimulating the senses, especially the visual sense, learning can be enhanced.
* Computer assisted instruction – is an integrated module for the development and evaluation of the learning scheme of the users on the material provided.
* * computer-assisted instruction (CAI), a program of instructional material presented by means of a computer or computer systems.
The use of computers in education started in the 1960s. With the advent of convenient microcomputers in the 1970s, computer use in schools has become widespread from primary education through the university level and even in some preschool programs. Instructional computers are basically used in one of two ways: either they provide a straightforward presentation of data or they fill a tutorial role in which the student is tested on comprehension.
If the computer has a tutorial program, the student is asked a question by the computer; the student types in an answer and then gets an immediate response to the answer. If the answer is correct, the student is routed to more challenging problems; if the answer is incorrect, various computer messages will indicate the flaw in procedure, and the program will bypass more complicated questions until the student shows mastery in that area.
There are many advantages to using computers in educational instruction. They provide one-to-one interaction with a student, as well as an instantaneous response to the answers elicited, and allow students to...