Indriastuti, Novi
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LENTERA: INOVASI PENGOLAHAN SAMPAH PLASTIK DI INDONESIA Lestari, Tri; Indriastuti, Novi; Noviatun, Anis; Hikmawati, Lusi; Margana, Margana
Proceeding SENDI_U 2019: SEMINAR NASIONAL MULTI DISIPLIN ILMU DAN CALL FOR PAPERS
Publisher : Proceeding SENDI_U

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (812.056 KB)

Abstract

Indonesia memiliki populasi penduduk terbesar keempat di dunia, sehingga output sampah yangdihasilkan pun sangat melimpah. Menurut catatan Kementerian Lingkungan Hidup dan Kehutanan (KLHK),rata-rata penduduk Indonesia menghasilkan 2,5 liter sampah per hari dengan 14% di antaranya berupasampah plastik yang memerlukan waktu ratusan tahun untuk dapat terurai. Hal ini diperparah dengan adanyafakta bahwa baru 5% sampah plastik di Indonesia yang dikelola dengan baik. Padahal, tumpukan sampahplastik yang ada di lingkungan berpotensi menimbulkan pencemaran dan mengancam kesehatan manusia. Olehkarena itu, Lentera hadir sebagai inovasi pengolahan sampah plastik di Indonesia menjadi lampu multifungsibernilai ekonomis dan estetis. Pelaksanaan penelitian pembuatan Lentera dilakukan dengan metode kualitatifmelalui prinsip daur ulang (recycle) sampah plastik yang berupa botol-botol bekas untuk dijadikan lampudengan berbagai bentuk. Lentera dikatakan bersifat multifungsi karena dapat digunakan sebagai lampu hias,lampu tidur, tempat pensil, tempat tisu, atau pun celengan. Sifat Lentera yang multifungsi ini memungkinkandapat menjadi produk pilihan masyarakat dari berbagaiusia, mulai dari anak-anak, remaja, hingga orangdewasa. Harapannya, selain dapat berkontribusi dalam mengurangi sampah plastik di Indonesia, kehadiranLentera juga menjadi potensi usaha baru yang prospektif bagi mahasiswa. Mengingat, bahan bakuyangdigunakan mudah ditemukan dan modal yang diperlukan pun relatif kecil.
The Influence of Reciprocal Teaching Towards the Critical Thinking Skill Improvement of Blind Students Indriastuti, Novi; Sugini, Sugini; Anwar, Mohammad
Indonesian Journal of Disability Studies Vol. 7 No. 2 (2020)
Publisher : The Center for Disability Studies and Services Brawijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (667.912 KB) | DOI: 10.21776/ub.ijds.2020.007.02.14

Abstract

This study aims to determine the influence of reciprocal teaching application in improving the critical thinking skill of visually impaired student in SLB-A YKAB Surakarta on the academic of year 2019/2020. This study is classified as pre-experimental research with the form of one group pretest-posttest design. The Subjects in this study were seven students from 5th-9th grades in SLB-A YKAB Surakarta. The seven students became the research subjects after being selected using purposive sampling technique. Some subject criteria set in this study include: visually impaired student who have reached formal operational stage according to Piaget’s theory, were able to read, write, listen, and speak fluently, and have problems in developing critical thinking skills. Data collection in this study was done through observation and oral test. The instrument used in this study was validated by measurement expert, psychologist, and linguist and was tested to visually impaired students in SMP MIS Surakarta. The results of expert validation and instrument trials indicate that this instrument was valid with a validity coefficient of 0.92-1 and reliable with a reliability coefficient of 0.975. Then the instrument was used to measure the critical thinking skill of research subject before and after being given treatment through the application of reciprocal teaching. The pretest and posttest data were analyzed using non-parametric statistic with Wilcoxon Sign Rank Test type at the significance level of 0.05. According to the data analysis using SPSS 25, the Asymp. Sig (2-tailed) value was obtained of 0.017. That value was smaller than 0.05, so that H0 was rejected and Ha was accepted. Thus, the application of reciprocal teaching has a significant effect towards the critical thinking skill of visually impaired student in SLB-A YKAB Surakarta on the academic of year 2019/2020.