scholarly journals Regression of Science Process Skills On Critical Thinking Skills In Two Junior High Schools In Jambi City

2020 ◽  
Vol 5 (3) ◽  
pp. 177
Author(s):  
Darmaji Darmaji ◽  
Astalini Astalini ◽  
Dwi Agus Kurniawan ◽  
Aziza Putri Ningsi ◽  
Dinda Desma Romadona ◽  
...  

This study aims to look at the effect of science process skills on Jambi City Junior High School students' critical thinking ability on the density and reflection of the material in the mirror. This research method used was mixed method, while the design used was sequential explanatory. The study was conducted at Adhyaksa 1 Junior High School in Jambi City and Al-Jauharen Islamic junior high school in Jambi. The sampling technique used was cluster sampling, so that the sample of this study amounted to 58 students. The data collection instrument consisted of an observation sheet of science process skills, a test of critical thinking skills, and an interview. Data were analyzed using descriptive statistics and inferential statistics. Based on the results of the linear regression test that has been carried out, the t value is greater than the t table, it can be said that there is a significant influence between science process skills and critical thinking skills on the density material and the reflection on the mirror.<strong> </strong>Students who have low process skills will tend to have low critical thinking skills. Low science process skills and students' thinking abilities lead to low student learning outcomes.

2018 ◽  
Vol 2 (2) ◽  
pp. 71-76 ◽  
Author(s):  
Widodo Setiyo Wibowo ◽  
Ekosari Roektiningroem ◽  
Norma Bastian ◽  
Karina Syahrul Hudda

The study was conducted to develop science module based on project-based learning that is feasible to be implemented in science learning and has potency to build critical thinking skills of junior high school students. The study was Research and Development (RD), modified from Borg Gall steps covering only research and information collecting, planning, preliminary form of product development, expert judgment, product revision, and final product. The subjects were 2 expert lecturers (content expert and media expert) and 2 science teachers of SMP N 1 Wonosari. The types of data were quantitative and qualitative. Data were collected by means of SSP validation sheets and disaster preparedness identification sheets. The techniques of data analysis were descriptive analysis of qualitative and quantitative to 5 grading scale. The result of the study shows that science module is feasible to be implemented in science learning and has potency to build critical thinking skills of junior high school students. 


2018 ◽  
Vol 1 (4) ◽  
pp. 673
Author(s):  
Nina Lestari ◽  
Riki Andriansyah ◽  
Dinar Nur Azizah ◽  
Sopian Lukman ◽  
Wahyu Hidayat

The ability to think critically is one of the highest levels of ability. Developing critical thinking skills in students is still considered important to be improved in schools so that students are able and accustomed to facing various problems around it. This study aims to analyze the critical thinking skills of junior high school students who are in excellent classes and regular classes. This research was conducted in Bandung Barat. In this study students are given a test in the form of questions with critical thinking skills, the problem is used to compare between the superior class and ordinary class. Assessment of the problem using several factors of critical ability include 1) students can not understand the problem correctly, 2) students rush in doing the problem, 3) the students cannot choose the problem-solving strategy correctly and 4) the students work on the problem systematically. Then the matter of critical thinking skills of mathematics is analyzed using quasi-experimental research method to analyze students' critical thinking ability that influence learning result. This study shows the differences in critical thinking ability of junior high school students who are in excellent class and ordinary class. This study shows that superior classes are better in mathematical critical thinking ability than a regular class. The results of this study can add knowledge about critical thinking mathematics junior high school students who are in the class and ordinary class and used to facilitate for educational practitioners in the development of critical mathematical thinking skills.


Author(s):  
Sri Wahyuni ◽  
I Gusti Made Sanjaya ◽  
Erman Erman ◽  
Budi Jatmiko

Abstract—This study aims to analyze students' scientific critical thinking skills through learning with edmodo-based blended learning models. This study is Pre-Experimental using one group pre-test post-test design involving 35 class VIII students at Public Junior High School 10 Jember, Indonesia. The instru-ments used were teacher activity observation sheets, student activity observation sheets, scientific critical thinking skills assessment sheets, and student motivation sheets. Before and after learning activity, students are given the same initial test (pre-test) and final test (post-test). The collected data was analyzed by quantitative descriptive analysis. The results of the study show that: (1) students are motivated in classical learning by 78.13% with motivated criteria. The highest value is on the likes and active indicators using Edmodo, which is equal to 88.47% and the lowest value on the indicator of activity asks questions and opinions at edmodo, which is equal to 70.93%; and (2) there is an increase in scientific critical thinking skills of students with a mean n-gain of .32, with the criteria being moderate. The highest value is achieved on the indicator of fact analysis, which is equal to .55 and the lowest value on the indicators of delivery of argumentation, which is equal to .19. The conclusion of this study is that science learning with an edmodo-based blended learning model can motivate learning and improve scientific critical thinking skills of junior high school students.


2018 ◽  
Vol 7 (2) ◽  
Author(s):  
Indirani Dwi Pursitasari ◽  
Siti Nuryanti ◽  
Amran Rede

Critical thinking skills should be trained and practiced in the learning process. This study aimed to describe the use of Innovative-Thematic Based Integrated Science (ITBIS) Learning Program to improve critical thinking skills of junior high school students in Palu. The study conducted in the 7th grade from one of Palu public schools and one of Palu private schools. Data were collected by observation sheet of learning performance and students activity, also test instrument for measuring students’ critical thinking skills. The data of learning performance and students activity were analyzed quantitatively, whereas the data of critical thinking skills were analyzed using descriptive and inferential statistics. The result showed that lTBIS learning can be done well either in public school and private school with average 98,03% and 90,20% respectively. ITBIS learning also improve students activity in the learning process. The average of critical thinking skills improvement (N-gain) was 68% (public school) and 63% (private school), and there were no significant differences between both of them. It showed that lTBIS learning can be used to build critical thinking skills of junior high school students.


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