Pengembangan Media Kartu DOMINER (Domino Perubahan Energi) di Kelas IV B SD Yaditra Tarakan
This study aims to determine the feasibility of the DOMINER (Energy Change Domino) card learning media based on expert and practitioner validation, and to assess the media's appeal through student responses. The research design employed was research and development (R&D), based on the 4D development model, which includes the Define, Design, Develop, and Disseminate stages. The instruments used for data collection were validation sheets and student response questionnaires The validation results showed that the developed media received approval rates of 88.33% from media experts, 92% from subject matter experts, 100% from language experts, and 96% from practitioners, all of whom were categorised as "highly suitable." During the limited pilot test, students provided positive feedback based on interview results, supported by a student response questionnaire score of 94.06%. Meanwhile, in the field trial, the questionnaire results indicated an attractiveness rating of 91.36%, categorised as "very attractive." Based on expert validation and student responses from the trial, the DOMINER (Domino Energy Change) card learning media was deemed suitable and attractive for use in the learning process in Class IV B at Yaditra Elementary School in Tarakan.