scholarly journals PENINGKATAN KEMAMPUAN PEMECAHAN MASALAH SISWA MENGGUNAKAN MODEL PEMBELAJARAN TREFFINGER

2016 ◽  
Vol 14 (2) ◽  
pp. 198-217
Author(s):  
Lisa Juanti ◽  
Budi Santoso ◽  
Cecil Hiltrimartin

The current research intends to clarify how Treffinger learning model improves student problem-solving skill on school mathematics subject. This research is a descriptive study. There are 30 students as the subjects and are taken from the eighth-grade students of SMPN 9 Palembang South Sumatra. The data are obtained from teaching and learning observation and student test. Based on the analysis, it is found that through Trefinger model the students whose scores are minimally 80 at the test is categorized as good skill in problem solving which is around 86.67% of students.  

SIMBIOSA ◽  
2014 ◽  
Vol 3 (2) ◽  
Author(s):  
Ramses Ramses ◽  
Nurhaty Purnama Sari ◽  
Harni Lainy Br.Bakkara

This study aims to know the influence of active learning model Course Review Horay to biology learning outcomes at eighth grade students of SMP Negeri 10 Batam academic year 2013/2014. This research design is  randomized experiment using posttest only control-group design. The study population is all the eighth grade students of  SMP Negeri 10 Batam with reached population consist of 7 classes. The sampling technique using a simple random sampling. Samples were selected class VIII5 as control class and VIII8 as experiment class. The instrument  that use in this research is the form of the test. Requirement have been in the form of normality and homogeneity test, which showed that normal and homogeneous data. Technique of data analysis conducted by the t test. The result analysis of data using the t test showed the tvalue 3.01 and ttable is 2.00 (tvalue > ttable). The results showed that the active learning result model Course Review Horay give effect to increase student learning outcomes from the average of the experimental class 82,57 and control class 76,04. Thus, the hypothesis put forward acceptable significance level (α = 0.05). Thus, it can be concluded that the using of active learning model Course Review Horay influential on learning outcomes of biology at eighth grade students of SMP Negeri 10 Batam. Keywords: Course Review Horay, Biology Learning Outcomes.


2020 ◽  
Vol 3 (2) ◽  
pp. 53-61
Author(s):  
Ledy Nur Lely ◽  
Welliam Hamer ◽  
Fathimah Zahroh

Recount text is one of the texts in writing which must be taught and stated in Junior High School curriculum. Some students felt that reading text is boring because the students tend to be very lazy to read the text, so that they are not interested in English lessons. The researchers used group investigation technique as one of alternatives in teaching and learning to develop the material and make students more active and interested in class. The objective of this research is to find out whether teaching using group investigation technique is able to develop the students’ reading in recount text at the eighth grade students of SMP Negeri 17 Kota Serang. The methodology of this research was a quantitative research method by using true experimental design. The study was carried out into two classes, Class VIII E as experimental class, and Class VIII C as control class. The results of the study showed that group investigation was able to develop students’ reading comprehension in recount text. Mean of posttest score of the experimental class (67.31) was higher than the control class (64.18). Based on the statistical analysis using t-test analysis, it showed the value of tcount ≥ ttable = 49.12 ≥ 1.99. It means that (Ha) was accepted and the (H0) was rejected. It can be concluded that group investigation is able to develop students’ reading comprehension in recount text at eighth grade students of SMP Negeri 17 Kota Serang.


2021 ◽  
Vol 4 (4) ◽  
pp. 568
Author(s):  
Ika Yulia Anggraeni ◽  
Yanuarti Apsari

Writing skill is one of the skills that is difficult to learn because we have to know the correct sentence composition and also what we hear must be in accordance with what we write and therefore this skill is very important to learn. The objective of the research is to identify the sudents’ responses toward think talk write (TTW) strategy in teacihng writing skill. The research used descriptive qualitative design. The respondents of this research were eighth grade students of SMP Pasundan 1 Cimahi. The instrument of this research was questionnaire. The result of data analysis shows that students gave positive responses toward TTW strategy. The respondents agree that TTW strategy can increase students’ motivation, TTW Strategy can help students in improving their writing skill and TTW strategy can make teaching and learning process interesting. Keywords:  Writing, Think Talk Write (TTW) Strategy, Student’s Responses  


2021 ◽  
Vol 4 (2) ◽  
pp. 208-215
Author(s):  
Nina Anriani Pulungan ◽  
Nunik Ardiana ◽  
Muhammad Syahril Harahap

The aim of this study is to analyze students’ mathematical connection ability on the topic of Phytagoras theorem which reviewed on using CORE learning model at the eighth grade students of SMP Negeri 8 Padangsidimpuan. The research was conducted by applying experimental method (intact group comparison design) with 54 students as the sample and they were taken by using Cluster random sampling technique. Sample was divided into two groups, 27 students as control class (using lecture) and 27 students as experimental class (using CORE).  Based on descriptive analysis, it was found: (a) the average of students’ mathematical connection ability before using lecture learning model was 50.82 (fair category) and after using lecture learning model was 73.66 (enough category) and (b) the average of students’ mathematical connection ability before using CORE learning model was 50.72 (fair category) and after using CORE learning model was 85.25 (good category). Furthermore, based on inferential statistic by using N-Gain, the result showed g= 0.369 (low category) for control class and g=0.706 (high category) for experimental class. It ‘s concluded that using CORE more effective than lecture learning model on the topic of Phytagoras  theorem at the eighth grade students of SMP Negeri 8 Padangsidimpuan.


1989 ◽  
Vol 36 (6) ◽  
pp. 60-61
Author(s):  
Miriam A. Leiva

Changes are taking place in the teaching and learning of mathematics—students are actively involved in doing mathematics with manipulatives and models; they are discussing problems among themelves with their teacher's guidance; they are exploring alternate ways to solve problems; and they are posing questions and examining solu tions (Dossey et al. 1988). This student-oriented, problem-solving approach is advocated by NCTM's Curriculum and Evaluw ion Standards for School Mathematics (Commission on Standards for School Mathematics of the NCTM 1987) and supported by the finding of the 1986 National As essment of Educa tional Progress. Principals, the instructional leaders in the schools. can be facilitator of change, and their support of innovative programs and activitie is crucial to reforming school mathematics.


1981 ◽  
Vol 74 (6) ◽  
pp. 434-490
Author(s):  
Ernest Woodward ◽  
J. Sam Tolleson ◽  
James Metz ◽  
Eleanor M. Goldstein

One of our goals should be to present students with challenging and motivating problem-solving activities. The detective story format is one setting that seems to capture the interest of our eighth-grade students. In creating these stories one of our purposes was to construct clues to reinforce previously developed concepts and skills. Usually we presented individual students with mimeographed copies of the detective stories, along with directions for solving the problems. Occasionally we presented the clues, one by one, to the entire class. We used detective stories as part of regular assignments, but they can also be used as problem-of-the-week items or as bonus problems on tests.


1990 ◽  
Vol 83 (4) ◽  
pp. 264-268
Author(s):  
Stanley F. Taback

In calling for reform in the teaching and learning of mathematics, the Curriculum and Evaluation Standards for School Mathematics (Standards) developed by NCTM (1989) envisions mathematics study in which students reason and communicate about mathematical ideas that emerge from problem situations. A fundamental premise of the Standards, in fact, is the belief that “mathematical problem solving … is nearly synonymous with doing mathematics” (p. 137). And the ability to solve problems, we are told, is facilitated when students have opportunities to explore “connections” among different branches of mathematics.


2002 ◽  
Vol 8 (1) ◽  
pp. 48-51
Author(s):  
Kimberly R. Boyer

Icouldn't believe my ears when i heard a colleague make this statement during my first year of teaching: “Eighth grade is the year that the students' brains are turned off.” Was it true? Were eighth-grade students really that hopeless? In my early years of teaching, I was on a mission to be the best mathematics teacher I could be by incorporating problem solving, reasoning, communication, and mathematical connections into each lesson. I wanted to take time to involve my students personally so that they could see how mathematics directly affects their lives. However, I quickly learned that there is “no one way to be a topnotch teacher” (Harmin 1998, p. 2).


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