This study aims to produce Articulate Storyline-based learning media on cubes and blocks nets material for fifth-grade elementary school students. This is Research and Development study. This study uses the ADDIE development procedure (Analysis, Design, Development, Implementation, Evaluation). The sample of this study was 26 fifth-grade students in an elementary school in Gunung Kidul, Yogyakarta. Expert judgment or validation is carried out by 2 media experts and 2 material experts to assess and revise the product. The method of data collection is a representation test, observation and questionnaires. The data analysis technique used content analysis and narrative analysis techniques. The result is a product of Articulate Storyline-based learning media on cubes and blocks nets material for fifth-grade elementary school students. The overall result of the trial shows good results, namely obtaining a decent category with details: (1) the material expert test got 3.8 or 76% good results, (2) the media expert test got 4.8 or 80% good results, (3) the results of the calculation of the n-gain score of 0.3877 which indicates an increase in students' mathematical representation abilities using articulate storyline-based learning media with moderate categories. So, it can be concluded that the Articulate Storyline-based learning media