Student's critical thinking skills that are currently still low are important to develop because they affect the way students think in solving problems. The problem-based learning model with the inquiry method used to help improve student's critical thinking skills. The iSpring learning media used can help students understand the material. The…

Critical thinking skills are needed to face the challenges of living in the 21st century. Education must be able to foster students' critical thinking and enable them to think independently. This study aims to investigate the development of students' critical thinking skills during the learning process using an e-module based on problem-based…

The problem-based learning (PBL) model consists of five steps: orienting students to the problem, organizing work, guiding investigations, compiling work and presenting it, and evaluating the process and results. However, many teachers have not implemented the first and second steps properly, so that the goal of developing students' critical and…

Fostering students' critical thinking skills is an urgent issue that requires immediate attention. One viable solution to address this is the implementation of project-oriented problem-based learning (POPBL) through the SR-STEM project. This research aims to describe the implementation, effectiveness, and student perception of the POPBL model…

Making predictions and observations, interpreting data, and drawing conclusions are all examples of scientific problem-solving procedures. The purpose of this research was 1) to develop scientific problem-solving skills by applying problem-based learning as a basis for students in grade 9 to pass the 70 percent requirement and 2) to study the…

This study aimed to determine the effect of Problem-Based Learning (PBL) integrated Reading, Mind Mapping, and Sharing (RMS) on biological literacy and critical thinking skills in biotechnology material. This type of research is Quasi-Experimental with pre-test-post-test experiments and a control group design. The researcher conducted the research…

Education in the 21st century has experienced many advances that are adjusted to the demands of the times. Thinking skills are in high demand in the 21st century, especially critical thinking and creative thinking skills for students. This study aims to determine the effectiveness of POPBL model learning in improving critical and creative thinking…

Learning needs to develop student's critical thinking because critical thinking is at the core of knowledge construction. Both high and low-ability students should be encouraged to develop critical thinking skills. This research aimed to determine the effect of integrating the Think Pair Share (TPS) and Problem Based Learning (PBL) strategies on…

An analysis of critical thinking research during 2010 to 2021 was conducted using effect size criteria; subsequently, a model was proposed for teaching and learning management that promoted critical thinking by students at the basic education level using the Thai digital collection data base. Based on a search of past research quality examination…

Science education in the 21st century emphasizes the development of argumentation and critical thinking (CT) skills for socioscientific issues (SSIs), which students can also apply to any subject, such as biology. This study aimed to determine the effect of problem-based learning with metacognitive prompts (M-PBL) on students' argumentation and…

This study aimed at testing the effectiveness of an e-module based on ProblemBased Learning combined with Socratic Dialogue on the topic of environmental change in improving school students' critical thinking skills. This research was a quasi-experimental study and used a non-randomised control group, pre-test/posttest design. The sampling…

This study investigated the effectiveness of the orientation, identify, discussion, decision, and engage in behavior (OIDDE) learning model in enhancing biology learning outcomes, critical thinking, ethical attitudes, and engagement among high school students in Indonesia. Employing a quasi-experimental design with pre- and post-tests, the…

Critical thinking and problem solving is one of the competencies that must be possessed to meet the 21st Century. This competence is very important to be mastered by students, especially vocational high school students. One learning model that can hone 21st Century competencies is Problem Based Learning. This research was carried out on productive…

This research aimed to examine the effects of problem-based learning with character emphasis and naturalist intelligence on the students' critical thinking skills and curiosity. This study was conducted at Islamic Senior High School in Mataram and it employed 3x2 treatment by level design. Three treatments; the problem-based learning with…

One of the skills needed in the 21st century is critical thinking skills that need to be developed for secondary school students. Currently, upper-secondary students' critical thinking skills are still low. To overcome the problem, websitebased E-module learning media was developed using a STEM approach with a Problem-Based Contextual Learning…