Dinny Mardiana
Universitas Islam Nusantara

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PENGARUH PENGGUNAAN LEMBAR KEGIATAN PESERTA DIDIK BERBASIS INKUIRI TERBIMBING TERHADAP KEMAMPUAN KONEKSI MATEMATIS PESERTA DIDIK Asnirul Jannah; Dinny Mardiana
UJMES (Uninus Journal of Mathematics Education and Science) Vol 5, No 2 (2020): Juli 2020
Publisher : Universitas Islam Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (887.125 KB) | DOI: 10.30999/ujmes.v5i2.2220

Abstract

This research was motivated by the low of students’ mathematical connection ability. Guided inquiry-based student worksheets was used as an alternative to improve students' ability. The purpose of this research was determine the effect of using guided inquiry-based student worksheets on students' mathematical connection ability in mathematics learning. The research was conducted in one of the state junior high school in the city of Bandung. The population in this study were all VII grade students, with the sample were VII 4 class students as the control class and VII 9 class as the experimental class. The instruments used were a matter of students’ mathematical connection ability test and observation sheet of educator activities. Based on the analysis of the Cohen's d test, it was concluded that the use of guided inquiry-based student worksheets affected students' mathematical connection ability.
PENERAPAN MODEL PEMBELAJARAN KOOPERATIF TIPE THINK PAIR SHARE (TPS) UNTUK MENINGKATKAN KEMAMPUAN EKSPLORASI MATEMATIS PESERTA DIDIK SMP nuraeni azizah; dinny mardiana; samnur saputra
UJMES (Uninus Journal of Mathematics Education and Science) Vol 3, No 2 (2018): Juli 2018
Publisher : Universitas Islam Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (367.305 KB) | DOI: 10.30999/ujmes.v3i2.539

Abstract

This reseach was aimed to explore the low students’ ability of math. One of the way for learning could be applied to improve the students ability in exploring of math is Think Pair Share (TPS) model. The purpose of this reseach to know: the improvement of the students’ ability in exploring of math used “Think Pair Share(TPS)” and responded the students to learning of math about this learning, the metode was used is cuasi eksperimen metode with reseach design in pretest-posttest control group design.This reseach was conducted at one of SMP Swasta in Bandung. The population were all students eight grade. Students eight grade B class group as control class. Eksperiment class was given “Think Pair Share(TPS)” learning model and control class convensional learning model instrument was used to test ability about the explore math, the students respons qualitatif data and quantitatif data. Based on the result of analysis in tets  math exploring ability was concluded, the improvement of the students’ability in exploring of math with” Think Pair Share (TPS)”was more students used convensional  model learning, students answered the positif respons to “Think Pair Share (TPS)” learning model.
ANALISIS KEMAMPUAN PEMECAHAN MASALAH MATEMATIS MATERI LINGKARAN PADA PESERTA DIDIK KELAS VIII Sarif Alit Budiman; Dinny Mardiana; Deti Ahmatika
UJMES (Uninus Journal of Mathematics Education and Science) Vol 7, No 2 (2022): Juli 2022
Publisher : Universitas Islam Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30999/ujmes.v7i2.2162

Abstract

The purpose of the study was to find out the description of the mathematical problem solving abilities of VIII-C class PENIDA Katapang Junior High School students in circle material.  The research uses a qualitative  approach with a descriptive method. Data collection techniques using documents, tests and in-depth interviews. The research subjects were six people consisting of students in the upper, middle and lower categories. The research subjects were determined by purposive sampling technique by using documents study. To find out the problem solving ability of students using test questions that have been validated. In-depth interviews were conducted to find out the low problem solving abilities of student and their causes. The results show that the problem-solving abilities of students were included in the weak category at each level, namely: (1) for the upper category, it was sufficient; (2) for the medium category including less; and (3) for the lower category including very less. So that the overall student problem solving ability  is at a low level.
INTERNALISASI NILAI ETIKA LINGKUNGAN DI SEKOLAH DASAR Dinny Mardiana
Sosio Religi: Jurnal Kajian Pendidikan Umum Vol 15, No 1 (2017): JURNAL KAJIAN PENDIDIKAN UMUM/NILAI
Publisher : Universitas Pendidikan Indonesia

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Abstract

The research background  was environmental education in school had not reach affection domain, which should be embedding environmetal ethics. The research was using qualitative approach. The results of research showed that: the Internalization of Environmental Ethics Value process in school was occured through ten ways which  resulted  nine stages of student’s responses as a mechanism.
PENGEMBANGAN LKPD MODEL PJBL BERBASIS STEM UNTUK MENUMBUHKAN KEMAMPUAN BERPIKIR KRITIS Nur Sopa; Dinny Mardiana; Deti Ahmatika
PERISAI: Jurnal Pendidikan dan Riset Ilmu Sains Vol. 2 No. 3 (2023): Oktober Jurnal Perisai
Publisher : LPPM - Universitas Serambi Mekkah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32672/perisai.v2i3.458

Abstract

Penelitian ini dilatarbelakangi rendahnya kemampuan berpikir kritis dan belum tersedianya bahan ajar materi trigonometri yang sesuai dengan kebutuhan peserta didik, sehingga perlu adanya pengembangan Lembar Kerja Peserta Didik (LKPD) terkait kemampuan berpikir kritis. LKPD yang dikembangkan menggunakan model Project-Based Learning (PjBL) berbasis Science, Technology, Engineering, and Mathematics (STEM) pada sub materi trigonometri. Tujuan dari penelitian ini adalah untuk mengetahui validitas hasil pengembangan LKPD. Metode penelitian yang digunakan pada penelitian ini adalah Research & Development (R&D) dengan model Analysis, Design, Development, Implementation, and Evaluation (ADDIE). Sumber data pada penelitian ini adalah validator dan responden. Instrumen penelitian yang digunakan yaitu lembar validasi. Lokasi Penelitian di SMK Taruna Madya pada Tahun Ajaran 2022/2023. Berdasarkan hasil analisis yang telah dilakukan, bahwa hasil pengembangan LKPD tergolong sangat valid.