One of the skills that must be mastered by students in the 21st century is critical thinking skills. These skills are still low in students in Indonesia, so there needs to be an effort to improve them. Developing instruments for assessing critical thinking skills can optimize assessment for learning functions. Preliminary research conducted at one of the high schools in Tanjungpinang found that the assessment instruments used were not oriented towards critical thinking skills. The purpose of this study is to develop a valid and reliable instrument for assessing critical thinking skills. This type of research is Research and Development. Product development procedures through 3 stages of research, namely introduction, design, and development. The preliminary stage consists of field studies and literature studies. The design phase consists of designing research products and research instruments. The development stage is theoretical validation (by experts) and empirical validation. The results of the study show that the instruments developed refer to the aspects and indicators of critical thinking skills by Ennis (2015). The assessment instruments developed in this study were declared valid with quite high validity and reliability with high reliability Kata Kunci: instrumen penilaian, keteramp ilan berpikir kritis, sistem pencernaan
Introduction. This research is entitled Information Seeker Behavior of Blind Users in Braille Corner Services at the Jambi City Archives and Libraries Service, the purpose of this study is to determine the behavior of the blind in seeking information at the Jambi City Archives and Library Service. Information seeking behavior arises because of the need for information, so the higher the need for information, the higher the number of activities seeking information. Information behavior by users has its own pattern. Because each user will find the information they need differently, therefore the need for information is very important. From this difference, the writer is interested in studying "The Behavior of Information Seekers for the Braille Corner Service for Blind Users at the Jambi City Archives and Library Service". Data Collection Method. This study uses a qualitative descriptive method in the form of case study research. Informants in researching 3 people, informants were selected based on purposive sampling. Data collection techniques in this study were observation, in-depth interviews and documentation, the subjects in this study were blind users who visited the Braille Corner service. Data Analysis. Data analysis techniques in this study used data reduction, data presentation and drawing conclusions. Result and Discusions. The results obtained from the search for information on Braille Corner services for blind users at the Jambi City Archives and Library Service are strongly influenced by Braille Corner service officers. The type of information that is often accessed by blind users at the Jambi City Archives and Library Service is the printed collection of Braille. Information obtained by blind users is used for their respective interests and is used for different purposes.
ABSTRAK: Tujuan penelitian ini untuk mendeskripsikan kemampuan berpikir kritis siswa pada aspek advanced clarification dan inference kelas XI MIPA SMA Negeri 2 Tanjungpinang. Populasi penelitian ini adalah seluruh siswa kelas XI MIPA SMA Negeri 2 Tanjungpinang yang terdiri dari 7 kelas dengan total 259 siswa. Sampel dalam penelitian ini berjumlah 146 yang diambil dengan teknik cluster random sampling. Teknik pengumpulan data melalui tes berupa soal yang dikembangkan menggunakan indicator kemampuan berpikir kritis. Intrumen tes digunakan untuk mengetahui kemampuan berpikir kritis siswa pada aspek advanced clarification dan inference. Berdasarkan analisis data maka diketahui rata-rata persentase pada aspek advanced clarification adalah 63% dengan kategori dan inference 62%. Maka kesimpulan dalam penelitian ini bahwa kemampuan berpikir kritis pada aspek advanced clarification dan inference siswa kelas XI MIPA SMA Negeri 2 Tanjungpinang pada kategori cukup kritis.
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