This research is aims to develop the local excellences-based teaching materials of South Sumatera for science learning in elementary school. This teaching materials are designed and manufactured with local pre-eminent items in South Sumatra and adapted to the subject matter taught in science learning in elementary school. This research is a development research using ADDIE development model and Tessmer evaluation method. The development stages in this research include analysis, design, development, implementation, and evaluation. Evaluation of prototypes is conducted by: self evaluation, expert reviews, one-to-one evaluation, small group evaluation, and field test evaluation. Prototypes are validated by experts in materials, constructs, language, and media. The instruments used are questionnaires, observation sheets, test results and product assessment sheets. The result of the research shows that the teaching materials based on local excellences of South Sumatera are valid and after being tested in one to one, small group evaluation, field test evaluation of this teaching materials are considered practical. In conclusion, the teaching materials based on local excellences of South Sumatra are feasible to be used for science learning in elementary school.

Pengembangan Bahan Ajar Pembelajaran Matematika Kurikulum  2013 Berbasis Cerita Bergambar di Sekolah Dasar telah dilaksanakan dalam kegiatan penelitian ini. Bahan Ajar Berbasis Cerita Bergambar dirancang dan dibuat dengan memuat materi pembelajaran matematika di kelas tinggi Sekolah Dasar. Kegiatan penelitian ini merupakan penelitian pengembangan dengan menggunakan model pengembangan ADDIE. Tahapan pengembangan yang dimaksud meliputi Analysis, Design, Development, Implementation, and Evaluation. Evaluasi prototipe dilakukan dengan tahapan: self evaluation, expert reviews, one-to-one evaluation, small group evaluation, dan field test evaluation. Berdasarkan hasil penelitian dan pembahasan dapat disimpulkan bahan ajar pembelajaran matematika kurikulum 2013 berbasis cerita bergambar  di Sekolah Dasar yang dikembangkan dinyatakan valid oleh 2 validator ahli materi dan bahasa serta 1 orang praktisi dengan rata-rata persentase 88,6% . Hasil uji coba pada tahap one to one dan small group menunjukkan bahwa bahan ajar ini memiliki tingkat kepraktisan yang sangat baik yaitu dengan persentase masing-masing 82,1% dan 81,2 %. Kemudian diketahui bahwa dari uji keefektivitasan buku ajar yang dikembangkan efektif dalam membantu mahasiswa dalam memahami materi perkuliahan kategori sedang yaitu dengan nilai N-Gain sebesar 0,5.

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This study aims to describe information about higher order thinking skills in the evaluation of thematic learning used by grade IV teacher at SD Negeri 81 Palembang. This research is a qualitative descriptive research. The subject and objects in this study were the grade IV teachers and the learning evaluation used by the grade IV teachers. Data were collected using research instruments through interviews and document. The result of this study indicate that the evaluation of learning in the daily assessment of theme 1 is 4% HOTS and 96% LOTS, the daily assessment of theme 2 is 24% HOTS and 76% LOTS, the daily assessment of theme 3 is 20% HOTS and 80% LOTS, theme daily assessments 4 there are 16% HOTS and 84% LOTS and the mid semester assessment is 7% HOTS and 93% LOTS. So the learning evaluation used by the teacher is only a small part using operational verb (KKO) which contains higher order thinking skills and are dominated by operational verb (KKO) which lead to lower order thinking skills. Keyword: Higher Order Thinking Skills, Evaluation, Thematic Learning, Teacher, Class IV.

This study has the following objectives To describe the application online learning using whatsApp social media for students. The type of research used is descriptive quantitative research. The study was conducted in February 2021. The sample in this study are teacher and students of grade I SDN 25 Indralaya. Data collection using a questionnaire and observation sheet. Data analysis techniques on this research uses descriptive statistical techniques. The results showed that the effectiveness of the use of social media whatsApp for online learning in grade I SDN 25 Indralaya classified as moderate with a percentage of 35%. Meanwhile, from the results of observations shows that the use of whtasApp social media on learning online in class I was classified as good with a percentage of 44%. Keyword: effectiveness, whatsApp Social media, online learning