<![CDATA[Background: Children are the future generation who are vulnerable and must be protected. The fact, there are cases of deviant behavior of children such as free sexual behavior that leads to negative causes. Indonesia has the second highest child marriage rate in ASEAN, with West Java ranking the third in the country by 2020, including Cimahi City with high child marriage cases. The lack of awareness to provide sexual education from an early age contributes to this issue. Therefore, the researcher aims to develop educational leaflet to introduce the puberty phase for children in Cimahi City. Methods: Using R&D method with P Process model. Samples were 1 material expert, 1 media expert, and 10 small-scale test respondents. Data collection techniques carried out by purposive sampling with the principle of suitability. Results: The media was developed through the P-Process method by analyzing leaflets for educational media, design media strategies, develop and testing media to material experts with very valid results with corrections, and media experts with valid results with corrections, Implementation and monitoring to respondents with feasible to use, and evaluation. Conclusion: The development of leaflet about the puberty phase for children in Cimahi City is feasible to use.]]>
