Task-Based Language Teaching (TBLT) has been found effective to improve students' comprehension on language and communication skill. This study aimed at investigating whether (or not) mind mapping, as a part of learning technics, was potential to increase students' engagement in learning English in English as foreign language (EFL) class which implemented TBLT approach. Two groups of student with the same level of English ability (according to their English lecturer) who are majoring in Business Administration were involved as research participants. They were divided into two groups, one experiment group of 30 students and one control group 30 students. Both groups were given a 6-session English learning each. The experiment group was given TBLT approach with mind mapping technic and the control group was given English learning with conventional method and materials. The topic discussed was 'making business letter'. During learning session, students of experiment group were found more creative and stated that 'mind mapping technic' was effective to improve their comprehension of the topic and engagement being compared to control group. They were much helped with mind mapping as a role play activity.

This research was aimed at investigating effectiveness of CLIL to improve students' English for Mechanical Engineering (EME) competence. EME is designed for mechanical engineering students who learn English as a supporting subject. Two groups of semester two Mechanical Engineering student who had same level of English ability (according to their English lecturer) were involved as research participants. They were divided into two groups, one experiment group and one control group. Both groups were given a six-session English learning each. The experiment group was given CLIL approach and the control group was given English learning with conventional method and materials. The topic of lesson was 'welding'. Evaluation of learning activity was performance test of presentation. Research data obtained were students' performance of presentation and perception. Result of analysis revealed that students were more competent in presenting their work. Their perception on CLIL was positive.

This study was aimed at determining the students' comprehension of reading after TBLT method being implemented by knowing th effectiveness of TBLT for students, especially for the polytechnic students. TBLT learners are specifically faced with a challenge or problem to solve. This research used Classroom Action Research, which deliberately chose to obtain a detailed understanding of the reaction of the students to the application of the method during classroom activities. After conducting TBLT method, it showed that the students' perception of reading seems to be 22 out of 28 students in the class (78.5 percent) pass the minimum passing grade of 70 and even 6 out of 28 (21.5 percent) students get above 80 for the ranking. In terms of their reading awareness, the introduction of the TBLT had a positive effect on the students.

This research aimed to investigate the effectiveness of Learning Center (LC) to improve students's TOEFL score. Learning Center was designed as a site where students were able to learn TOEFL by computer-based. The research participant involved six classes in each departement, State Polytechnic of Bali. The students were trained on Learning Center (LC) program and given chance to study TOEFL test in whole part by their self or individually. To measure its effectiveness, two test were applied, those are pretest and post-test. The treatment in Learning Center (LC) was done two times. The result of pre-test and post-test were compered and analyzed. The test and Learning Center (LC) material were developed and validated by the experties before used. The result of measurement fostered that the Learning Center (LC) was effective to improve the TOEFL score by the students.

This research aimed to investigate the used of Computer-Based TOEIC by the students of bussiness administration, Bali State Polytechnic. The research method was descriptive qualitative method which emphasized on the objective measurement of the collected data. The data were collected through questionnaire and found five important findings. For the total of 6.25 percent students said to make the application of CBT to more simpler, after that 25 percent of students said to make the application to be more colorful due to make it more interesting to used. Another 43.75 percent said that this application needs to do a trial as always as possible so that could find the weaknesses and fix it as soon as possible. After that, 12.50 percent students said that this application needs to socialize to other schools or colleges in order to make this application well known among the students outside Bali State Polytechnic. The last is 12.50 percent students said that this application needs to repair in order to avoid being slow when they used. From the result, the researcher make a decision to improve the weaknesses of the features in the CBT application after doing some trials.