"Development of Picture Card Media to Improve Numeracy Literacy in Children Aged 4-5 Years". This research is a type of research and development. The development model used was adapted from the Brog and Gall development model. This research was carried out in the following steps: (1) Preliminary study or field observation; (2) Research planning; (3) Initial product development; (4) Limited field testing; (5) Revision of field test results; (6) Product suitability for learning; (7) Revise the results of the feasibility test of the product itself; and (8) Revision of field products. The media developed was validated by 1 material expert and 1 media expert before being tested on children. The test subjects for this research were 20 children. 2 children during individual trials, 8 children during small group trials, and 10 children during field trials. The instruments used to collect data are interviews, observation and documentation. The data analysis techniques used in this research are qualitative and quantitative data. Qualitative data was obtained from product quality assessments in the form of suggestions from material experts, media experts and accompanying teachers. Quantitative data are scores obtained from questionnaires filled in by media experts, material experts, the instruments used are validity instruments for material experts and media experts in the form of checklists and evaluation sheets. The results of the research show that from the validation results the learning aspect obtained a score of 3.5 (good criteria), the content aspect 3.75 (good criteria), and the display aspect obtained a score of 4.17 (very good criteria), and the user aspect 3.75 ( good criteria). From these results, it can be concluded that picture card media as an educational learning medium for the abilities of children aged 4-5 years is suitable for use as a source of children's learning to make it easier for children to learn to tell stories and speak.