What type of study is this?

This is a Quasi-Experimental study.

What question did this study set out to answer?

This research develops AR-based media to enhance eighth graders' understanding of solar system concepts.

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This research develops AR-based media to enhance eighth graders' understanding of solar system concepts.
Research and Development approach using the 4D model.
Participants included 46 eighth-grade students from Muhammadiyah 1 Junior High School.
Data collected through teacher interviews, expert validation, student questionnaires, and concept mastery tests.
Data analysis involved Guttman scale for validity and N-gain test for effectiveness.
AR learning media achieved a validity score of 100% and practicality score of 96.82%.
Average N-gain of 0.71 indicates high effectiveness in improving students' understanding.
Posttest scores showed significant improvement in knowledge of planetary motion and revolution.

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Research and Development improves students' conceptual mastery of solar system topics, indicating AR's educational potential.

Ramadhani et al. (2025) studied this question.

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