Optimization of Biology Learning on Excretory System Material through Contextual Teaching and Learning Approach

This research is a pre-experimental study involving an experimental class which aims to determine the effectiveness of learning through the Contextual Teaching and Learning (CTL) Approach in learning mathematics in class VII students of Al Hikmah Integrated Islamic Middle School, Pangkep Regency, 2021/2022 academic year. While the effectiveness of learning is viewed from three aspects, namely: the implementation of learning, classical learning completeness, student activity, and student responses. A learning is said to be effective if at least three of the four aspects above are met, provided that aspects of student activity and classical learning mastery are met. Student scores after learning mathematics through the application of the Contextual Teaching and Learning approach have achieved classical mastery. The average positive student activity is 85.7% and 12.5% negative, this indicates that student activity in learning mathematics through the Contextual Teaching and Learning approach can be said to be active. Student responses to learning the Contextual Teaching and Learning approach can be said to be in accordance with the standards set, namely exceeding 75% of students who gave a positive response. Based on the results of descriptive and inferential analysis, it shows that student learning outcomes before learning the Contextual Teaching and Learning approach are smaller than student learning outcomes after learning the Contextual Teaching and Learning approach, thus learning mathematics through the Contextual Teaching and Learning approach is effectively used on the subject of Algebra in class students VII Al Hikmah Integrated Islamic Middle School, Pangkep Regency.

This study aimed to determine the effect of the Contextual Teaching and Learning (CTL) approach on improving learning outcomes, learning activeness, and student responses to vibration, wave, and sound materials. This study is a quasi-experiment research with a nonequivalent control group design. The subjects in this study involved all class VIII students at one of the Islamic Junior High Schools in Situbondo Regency, totaling 62 students. The sample in this study was taken using a saturated sampling technique, where 31 class VIII-A students were selected as the experimental group and 31 class VIII-B students were selected as the control group. Data collection instruments used observation sheets, study test sheets, and response questionnaire sheets. The data analysis techniques used in this research are quantitative descriptive data analysis and qualitative data analysis. The observations of learning implementation showed an average of 96.33% and student activity showed an average of 81.88% with each in the very good category. Through the contextual teaching and learning approach, student learning outcomes experienced an increase in the N-gain score of 76.88% or 0.77 in the high category. Student responses to the contextual teaching and learning approach showed an average of 97.09% in the very good category. So, a conclusion can be drawn that the contextual teaching and learning approach improved learning outcomes and student learning activity.

This study aims to determine the effect of the Contextual teaching and learning (CTL) approach with modeling on the mastery of accounting concepts in class XII MA MA NW Keruak. The approach used in this study is a quantitative approach with a quasi-experimental research method that provides treatment to the experimental group, considering that the data in this study do not exist properly, it is necessary to carry out an experiment or treatment to bring up the data. The population in this study were all students of class XII MA NW Keruak with a total sample of 54 students consisting of 2 classes where the experimental class was class XIIa, totaling 29 students, class XIIa. As for the control class, there were 26 students in class XIIb. Data collection techniques using questionnaires/tests, observation and documentation. The results showed that the ability to understand accounting concepts using the contextual teaching and learning (CTL) approach was higher than mastering accounting concepts without using the contextual teaching and learning (CTL) approach with modeling as seen from the average score obtained by students. In this study, the results of the analysis showed that the experimental group achieved a higher average score than the control group. This shows that the use of the contextual teaching and learning (CTL) approach has a positive and significant effect on the mastery of accounting concepts in class XII MA NW Keruak with the rejection rate limit being below or smaller than the t count or 6.28> 2.08 which means shows that there is a significant influence on the mastery of accounting concepts by using a contextual teaching and learning approach.

This study aims to determine the application of early childhood scientific literacy development using one approach, namely the contextual teaching and learning approach. In this study, researchers used descriptive qualitative research methods. Data collection techniques used were observation of children and teachers, interviews, and documentation. The data source was obtained from school data in the form of a list of group B children, the results of observations of children carried out by observing and interviewing group B children and group B teachers and the principal of Tk Al-Ihsan Omben in learning scientific literacy using the Contextual Teaching and Learning approach. The research location is Tk Al-Ihsan, Jl. Jokotole, Omben Village, Omben District, Sampang Regency. The results of the research that has been carried out by researchers in the group b tk al-ihsan, Omben village, Omben sub-district, Sampang district. In conclusion, scientific literacy learning activities with a contextual approach make it easier for children to learn. The results of the study show that using the Contextual Teaching and Learning (CTL) approach in learning scientific literacy is more fun and quickly understood, and cannot be separated from providing an adequate learning climate, as well as learning infrastructure that supports children in carrying out the learning process. One of the approaches used in Al-Ihsan Omben Kindergarten is through the application of the Contextual Teaching and Learning (CTL) approach which, if used, is very appropriate and effective for application to science learning for children in group B of Al-Ihsan Omben Kindergarten, because this approach helps teachers Associating the science material being taught with real-world situations for children, so that it will make learning fun and not boring

This study aims to improve student engagement and learning outcomes through the implementation of the Contextual Teaching and Learning (CTL) approach using the Environmental Awareness Train Exploration method in the Pancasila Education subject, particularly on the topic of Environmental Awareness. The research employed Classroom Action Research (CAR) using the Kemmis & McTaggart model, which includes planning, action, observation, and reflection stages across two cycles. The participants were 23 second-grade students of Class 2A at SDN Tunjungsekar 1, Malang City. Instruments used in the study included student engagement observation sheets, participation questionnaires, as well as pre-test and post-test assessments. The results showed that the implementation of the Contextual Teaching and Learning approach through the Environmental Awareness Train Exploration effectively enhanced student engagement and learning outcomes significantly and sustainably. Student engagement increased from 67% in the pre-cycle, which falls into the Fair category, to 86% in Cycle I and 96% in Cycle II, both of which fall into the Very Good category. In terms of learning outcomes, the average pre-test score of 73 improved to 87 in Cycle I and reached 94 in Cycle II, with an N-Gain score of 0.78, categorized as high. These results indicate that the Contextual Teaching and Learning approach is effective in improving both student engagement and learning outcomes among elementary students. Thus, the implementation of the Contextual Teaching and Learning can serve as an alternative for teachers or future researchers to enhance student engagement and learning outcomes in other learning topics.

This research aimed to find out improvement the students’ ability in wiriting recount text through contextual teaching and learning (CTL) approach at the second grade student of XI Social Science 1 of SMA DHI MAPILLI in academic year of 2018/2019. The method of this research was A Classroom Action Research that consisted of two cycles. One cycle consisted of three meetings. It means that there were six meetings for two cycles. This classroom action research was done at the second grade student of SMA DHI MAPILLI. The subject of this research was XI Socisl Science 1 class in academic year of 2018/2019 by using contextual teaching and learning (CTL) approach. It consisted of 30 students. The implementiation of this research was giving the improvement for the result of the students’ ability in writing recount text through contextual teaching and learning (CTL) approach and the teacher activities in teaching and learning process. The mean scores of writing recount text in the first cycle was 64.13, and after revision in the second cycle, the mean scores became 75.83. the improvement of students’ ability to write recount text through Contextual Teaching and learning (CTL) approach is presenting recount text material at XI Social Science 1 class of SMA DHI MAPILLI. Improves the students’ ability significantly. The mean scores in cycle II is greater than the mean score of test in cycle I (75.83>64.13). the implementation of Contextual Rteaching and Learning (CTL) approach can make the students more active and enthusiast in learning process.

This research is a development research which aims to develop textbooks with a Contextual Teaching and Learning (CTL) approach to teach the creative thinking skills of Pancasila and Citizenship Education for elementary school students. To achieve the research objectives, Lee & Owens development research was carried out using the ADDIE model which includes analyze, design, develop, implement, and evaluate. In accordance with the product development research criteria, it must meet the criteria of validity, practicality and effectiveness. In this paper, a discussion will be carried out regarding the effectiveness of research products whose process is lifted from the evaluation stage of the research activities carried out. The research subjects were 26 students of Class V SD Negeri 200106 Padangsidimpuan. The object is Teaching Material Products that meet the effectiveness criteria. The product development evaluation stage design uses a one group pretest posttest design. Research instruments include Observation Sheets and Tests. Research conducted shows the application of learning to obtain a score of 3.47 which is in the effective category. Achievement of students' creative thinking abilities with a significance value of 0.01 which is smaller than 0.05 and an N-gain of 0.47 which indicates the product being developed is in the medium category. Thus it is concluded that civics education teaching materials with a contextual teaching and learning approach to teach elementary school students' creative thinking skills are effective. Teaching materials with a contextual teaching and learning approach are very supportive in giving directions to students to provide diverse and varied answers as well as unique answers. Besides that, it is found in active student learning, enthusiastic and enthusiastic in participating in the learning process.

The implementation of contextual teaching and learning approach has been widely used in English writing instruction in Indonesia. However, there is still a lack of study exploring the efficacy of applying Contextual Teaching and Learning (CTL) approach to teaching analytical exposition writing. Therefore, the study aims to look into the effects of CTL approach on the achievement of eleventh grade students’ analytical exposition writing skill and students’ perceptions on the advantages and challenges toward learning with the approach. The participants were 35 eleventh grade students with mixed-English ability. The method of study was mixed method research which employed quantitative and qualitative instruments. The quantitative instruments were analytical exposition writing pre-test and post-test, and three questionnaires. In contrast, the qualitative instrument was semi-structured interview. The findings of this study indicate that the contextual teaching and learning approach significantly improves students’ analytical exposition writing skill at the 0.05 level. In addition, students also revealed to have positive perceptions toward the CTL approach as it could provide them to write analytical exposition text with the topic that was relevant to their real-life experience, thus making them to have strong understanding of the topic and good content knowledge. To sum up, this study can provide valuable insights for writing teachers to tailor their instruction and writing lesson in analytical exposition text to align with students’ real-life experiences. As a result, students’ comprehension of the subject matter and its relevance can be greatly improved. Thus, it is advisable that contextual teaching and learning be encouraged to be applied in the classroom to assist students’ improvement in writing analytical exposition texts.

This study aims to investigate the students’ perception on teaching narrative writing skills through contextual teaching and learning (CTL) approach. This study employed a quasi- experimental design with fifty-two eleventh-grade students as participants. The participants were divided into two groups; An experimental group received the CTL approach, and a control group received the conventional way. This study utilized a pre-posttest and perceptional questionnaire. Nonparametric tests (i.e., Mann-Whitney U test and Wilcoxon test) were run to analyze the data in this study. Implementation of the CTL approach through its components positively contributes to teaching narrative writing skills. Meanwhile, the perceptional questionnaires showed that the students' experiment group perceived the implementation of the CTL Approach positively. This study results render teachers’ insight into a practical approach to teaching writing to be able to teach narrative writing. It can be concluded that the students’ perception on teaching narrative writing skills through contextual teaching and learning (CTL) approach have highly positive perception. As recommendation can work at all levels of students’ capability. The implementation of Contextual Teaching and Learning approach can be successful if it is implemented with the appropriate material based on students’ level.

This research begins with the low social studies learning outcomes of class IV students at MI Al Bayyinah Dramaga, Bogor Regency, to obtain class IV social studies learning outcomes at MI Al Bayyinah Dramaga, Bogor Regency by using a contextual teaching and learning approach. From the data analyzed, this research uses a contextual teaching and learning approach using research instruments, namely observation, tests, syllabus, lesson plans, teacher observation sheets, student observation sheets, and documents. This research produces data on student learning outcomes in social studies subjects in class IV at MI Al Bayyinah Dramaga, Bogor Regency before the implementation of contextual teaching and learning, showing that around 68% of students scored below the KKM with an average of 47.69% compared to that set at MI which is 65. .00. There are 7 students who reach the KKM standard, while there are 19 students who have not reached the KKM standard. After implementing the contextual teaching and learning approach in cycle 1, all 26 students achieved the KKM with an average score of 90.38, the learning level/learning completeness was 100%. This proves that the application of the CTL (Contextual Teaching and Learning) approach can improve social studies learning outcomes for class IV students at MI Al Bayyinah Dramaga, Bogor Regency

The purpose of this study was to find out: (1) the influence of Contextual Teaching and Learning (CTL) approach with a problem-solving method to students’ critical thinking skills on physics chapter work and energy, (2) the obtained improvement of students’ critical thinking skills taught using CTL approach with a problem-solving method on physics chapter work and energy. This research was a quasi-experimental study with a nonequivalent control group design. The data collection technique used was technical tests and non-tests. The data analysis technique used was description analysis and parametric statistics with t-test and Normalized Gain (N-gain). The results of this study showed that: (1) the CTL approach with problem-solving method had influenced students’ critical thinking skills and self-regulation on physics chapter work and energy with a significance level (sig. 2-tailed) of 0.025. This value obtained got smaller value than the significance value < α = 0.05. It could be said that H a was accepted and H 0 was rejected, (2) the CTL approach with problem-solving method could improve students’ critical thinking skills on physics chapter work and energy with 0.603 of N-gain score (in the medium category). Whereas the self-regulation skills based on students’ experience revealed an increased metacognition aspect as obtained by the description of students’ answers. Keywords: Contextual teaching and learning approach, a problem-solving method, critical thinking skills, self-regulation, physics chapter work, and energy. DOI: http://dx.doi.org/10.23960/jpf.v8.n1.202008

The pupose of this study was to determine the significant effect of the Contextual Teaching and Learning (CTL) approach in the learning outcomes of IPAS grade V students of SDN Majungan. The research design used in this research is Pre-Eksperimental with the form of One-Group Pretest-Posttest Design. This study used a saturated sampling technique with a total size of 22 students. Data collection in this study used observation, test, and documentation. The results of this study indicate that the CTL approach has an effect on the learning outcomes of fifth grade SDN Majungan. Based on the calculation of hypothesis test with the paired sample t-test, obtained thitung is -20,014 and ttabel is -2,085 a significance value of 0,000. Based on left-sided test criteria, if -thitung < -ttabel is -20,014 < -2,085 then H1 is accepted and H0 is rejected. On the results of Sig. 2(tailed) < 0,05 (0,000 < 0,05) then H0 is rejected and H1 is accepted, which means that there is an effect on the Contextual Teaching and Learning (CTL) approach on students IPAS learning outcomes. The implementation of learning with Contextual Teaching and Learning approach was carried out with very good criteria with an average of 92.

school physics teaching materials problem-oriented topics fluid wetlands through approach Contextual Teaching And Learning (CTL) has not been optimally used in SMA PGRI 4 Banjarmasin. This adversely affects the learning outcomes. Therefore research material development through an approach Contextual Teaching And Learning (CTL) which aims to develop teaching materials such as lesson plans, worksheets, THB, and material teaching approach Contextual Teaching And Learning (CTL). The specific objective of the research to result in: (1) the validity of teaching materials school physics problem-oriented topics fluid wetlands through Contextual Teaching And Learning approach; (2) the practicality of teaching materials school physics problem-oriented topics fluid wetlands through Contextual Teaching And Learning approach, and (3) the effectiveness of teaching materials-oriented high school physics topics fluid wetland problem through an approach Contextual Teaching And Learning. Development of research methods to the design of Dick and Carey. Data obtained through the instrument validation sheet materials, instruments keterlaksanaan RPP observation sheets, and test. The results showed that: (1) teaching materials declared invalid by the high category. (2) teaching materials developed otherwise practical with very good category. (3) teaching materials developed that was declared effective in the high category. Research concluded that high school physics teaching materials problem-oriented topics fluid wetlands through approach Contextual Teaching and Learning (CTL) is declared unfit for use.

This study aims to improve student's learning outcomes in solving mixed calculation problems with contextual teaching and learning (CTL) approaches. This research method is a type of classroom action research. This class action research was conducted at SD Negeri 2 Setanggor which is addressed to Lendek Village, Sukamulia sub-district. The implementation of this study was carried out in class V of the 2019/2020 school year with a total of 27 students. Based on the discussion of the results of the cycle I and cycle II research it can be concluded that using car-car props on the calculation of integer calculation operating materials with contextual teaching and learning (CTL) approach, can improve student learning outcomes this is proven: In cycle, I the number of students completed on the main operation calculates integers (addition and subtraction) with contextual teaching and learning (CTL) approach is 66% or 18 of the 27 students. In cycle II, the percentage of student completion experienced improvements with the contextual Teaching and Learning (CTL) approach which is as much as 85% or 23 out of 27 students.

This study aims to describe the increase in learning outcomes after the Contextual Teaching and Learning (CTL) approach is applied to students in class VIII UPT SPF SMP Negeri 1 Sungguminasa. This research is a Classroom Action Research by applying the Contextual Teaching and Learning (CTL) approach to two learning cycles in Biology subject. From the results of research data analysis in the implementation of learning improvements that through the Contextual Teaching and Learning (CTL) approach in Biology subjects in class VIII UPT SPF SMP Negeri 1 Sungguminasa increased. This is evidenced by an increase in student learning outcomes from the first cycle which is in the sufficient category in the second cycle increases and is in the good category. The learning process through the Contextual Teaching and Learning (CTL) approach from the aspects of teachers and students can be seen increasing based on observations made in each cycle. The teacher's teaching activity in cycle I was in the good category, increasing in cycle II to the very good category. Meanwhile, student learning activities in cycle I were in the very poor category, increasing in cycle II in the very good category. Keywords: Biology, CTL Approach