subject.Critical thinking skills of students in PAK subject. Discussion method is a method that teachers use with students to carry out a learning process through how teachers and students or students with each other exchange ideas. Through how teachers and students or students with each other exchange opinions and have their own arguments to achieve learning goals. Opinions and have their own arguments to achieve the specified learning objectives. That have been determined. This discussion method is also very instrumental to the students, where students can develop students' critical thinking skills. The students. This research uses a qualitative approach with method (library research). Study literature study is a method used to collect data that is in accordance with what will be researched through a collection of journals, apparatus, books, or other publications that can be used as a source of research, by describing and describing the data. Research, by describing and describing data based on the opinions of experts. Experts' opinions. Research with this library study will summarize information needed so that the problem or topic presented can be understood comprehensively. Presented can be understood comprehensively about the role of the discussion method in developing students' critical thinking skills in PAK subjects. The benefits of The benefit of this research is to add insight to the readers regarding the the importance of the role of discussion methods in developing students' critical thinking skills in students in PAK subject.

Curriculum is very important in education. The Merdeka Curriculum brings a new way of teaching and learning between students and teachers. Christian religious education is also implemented in the Merdeka curriculum. As a subject that must instill Christian values. PAK teachers must prepare a lesson plan sheet and various new strategies in teaching that are based on students' freedom to develop their experiences and skills.
 

The purpose of conducting research on the implementation of the PAK independent curriculum is to find out the problems in its implementation, teachers are the main implementers of this curriculum in the field. By understanding their perspectives and experiences, we can find the problems they face and what is needed for the successful implementation of the curriculum. The research method used is to use a qualitative method with a literature review approach, namely looking for sources that are considered relevant to be used as sources for writing. Based on the results obtained, there are several difficulties or problems in its implementation, for example one of them is the reduction in human resources in this case, namely educators, and other things. The Merdeka Belajar curriculum focuses on important material, is flexible for teachers and students, and is project and character-based. By increasing teacher understanding, increasing resources, increasing parental participation, and developing a more contextual curriculum, it is hoped that the quality of religious education can be improved.

The purpose of this study was to determine the effect of the Think Pair Share learning model on the learning activity of Christian Religious Education and Character Education of class XI students of HKBP Doloksanggul Private High School in the 2024/2025 Academic Year. The research hypothesis is that there is an effect of the Think Pair Share learning model on the learning activity of Christian Religious Education and Character Education of class XI students of HKBP Doloksanggul Private High School in the 2024/2025 Academic Year. This research method is the Quasi Experimental Design method using the Nonequivalent Control Group Design. The population of all class XI students of HKBP Doloksanggul Private High School in the 2024/2025 Academic Year who are Protestant Christians is 159 students and is divided into 5 classes. The research sample was determined using a purposive sampling technique, namely 30 students in class XI-4 as an experimental class using the Think Pair Share learning model and 33 students in class XI-2 as a control class using the usual treatment (conventional class). The research instrument was a closed questionnaire consisting of 30 items. The research questionnaire data was analyzed using the average difference test formula (N-Gain Score). The average pretest and posttest scores at the first and second meetings of the experiment were 3.06 and 3.77, and for the first and second meetings of the pretest and posttest in the control class were 2.75 and 3.00. So the overall average score of the experimental class is 0.7570 in the high category. The overall average score for the control class is 0.1930 in the low category. Then the t-test obtained a value of t count = 14.170> t table (? = 0.05; df = 61) = 2.000, so H0 is rejected and Ha is accepted. The study concluded that there is an influence of the Think Pair Share learning model on the activeness of learning Christian Religious Education and Character Education of class XI students of HKBP Doloksanggul Private High School in the 2024/2025 Academic Year.