Penelitian ini bertujuan untuk menghasilkan perangkat pembelajaran berbasis model Problem Based Learning (PBL) yang layak digunakan untuk meningkatkan keterampilan berpikir kreatif siswa kelas IV Sekolah Dasar. Perangkat pembelajaran meliputi Rencana Pelaksanaan Pembelajaran (RPP), Lembar Kegiatan Siswa (LKS), dan instrumen tes keterampilan berpikir kreatif. Metode pengembangan produk penelitian ini berdasarkan tahapan four-D (Define, Design, Development, Dissaminate). Data penelitian meliputi tiga hal yakni hasil validitas, kepraktisan, dan keefektifan perangkat pembelajaran. Validitas mencakup validitas isi dan konstruk yang diperoleh dari penilaian dua pakar. Kepraktisan perangkat pembelajaran disusun berdasarkan data uji terbatas dan uji lapangan. Sedangkan keefektifan dari perangkat pembelajaran dilihat dari hasil aktivitas dan respon siswa. Produk diujicobakan pada siswa kelas IV Sekolah Dasar pada materi IPA. Hasil penelitian menunjukkan hasil uji validitas dengan kategori valid, keterlaksanaan pembelajaran dengan kategori sangat baik, Aktivitas siswa dengan kategori sangat tinggi, respon siswa dengan kategori sangat baik. Secara keseluruhan disimpulkan bahwa perangkat pembelajaran berbasis model PBL dinyatakan layak digunakan dalam pembelajaran IPA untuk meningkatkan keterampilan berpikir kreatif siswa

Elementary school students cannot visualize virtual objects or images on some social studies materials in a real environment. This study aims to develop 7 Wonders of the World-APP-based Augmented Reality media to improve elementary school student's mastery of concepts. This study used the four-D method and used a pretest-posttest control group design. Methods of data collection using questionnaires and tests. Validity includes the validity of teaching materials, design validity, and learning media validity from two experts. Data analysis techniques using descriptive qualitative analysis, quantitative, and inferential statistics. The results showed that the proportions of the validity test of learning materials, the validity test of the learning media design, and the validity test of the learning media got a very good category. The results of the t-test show significant differences in students' mastery of concepts. Media 7 Wonders of the World-APP, based on Augmented Reality, is very suitable and effective for learning media in elementary schools for social studies.

A teacher in the current era of society 5.0 needs to develop interesting teaching materials. Students are more active in the learning process and are able to achieve learning objectives. Based on this, community service was carried out on training in the development of early grade simple media teaching materials. The choice of topics regarding the development of teaching materials is to develop teaching materials that are less diverse, some simple media are not yet specific, and do not achieve learning objectives, especially in thematic learning. The importance of community service is as a means to increase insight and knowledge as a support for thematic learning teaching materials, as a forum for more innovative learning, and add insight into the development of simple media teaching materials. The method of service is problem solving to increase the knowledge of SD Muhammadiyah 1 Sidoharjo Lamongan teachers by developing simple media teaching materials. The conclusion of service is that service activities can increase teacher knowledge, increasing participant knowledge is carried out by delivering material by simulating the development of simple media teaching materials.

Penelitian ini bertujuan untuk mengembangkan media pembelajaran Mobile Learning berbasis Android yang di buat menggunakan aplikasi  Smart Apps Creator dengan materi Qalqalah dalam  mata pelajaran Al Qur’an hadis dan mengetahui efektivitas dan kelayakan media ini yang dikembangkan dan di uji coba pada 21 siswa kelas VII MTs. Al-Irsyadiyah.  Penelitian ini mengunakan metode penelitian dan pengembangan (Research and Develoment) dengan menghasilkan produk bahan ajar berbasis Smartphone, dengan proses pengembangannya  mengunakan model Analysis, Design, Development, Implementation, Evaluation (ADDIE). Akan tetapi hanya di lakukan sampai tahap Implementasi.  Teknik pengumpulan data menggunakan angket, yang di validasi oleh para ahli materi, ahli media dan guru. Hasil validasi menunjukkan bahwa media pembelajaran Qur’an hadist berbasis android katagori valid dan layak diterapkan, berdasarkan (1) ahli materi dalam katagori baik sebesar 80%, (2) ahli media dalam katagori baik sebesar 82%, (3) Guru MTs sebesar 88 %,(4) implementasi pembelajaran aktivitas siswa dan penilaian setelah pembelajaran mencapai hasil yang sangat baik. Dapat dinyatakan bahwa Aplikasi pembelajaran materi Qalqalah  berbasis android valid, praktis dan efektif dan layak di pergunakan sebagai bahan ajar Al-qur’an hadist.

This study aimed to describe efforts to increase elementary school students' awareness of environmental hygiene and health through fostering the application and management of the 3R system (reduce, reuse, recycle) at SDN Unggulan Made IV Lamongan. This research is an action research with the research subject of teachers and students of SDN Unggulan Made IV Lamongan. Data collection techniques were carried out by interview, observation, and documentation methods. Based on the assessment of the four components, namely the success of the target number of participants (85%), the achievement of activity objectives (70%), the achievement of the planned material targets (75%), the ability of participants in mastering the material (70%). Then the implementation of the activity is said to be successful and is considered good. The success of the implementation of service activities is not only measured by the four components above, it can also be seen from the satisfaction of the participants after participating in the activity.