Education is basically a process to help humans develop their potential so that they are able to deal with any changes that occur. Through education can make people from a state of ignorance to become, smart, creative, responsible and productive. While children are still at play, it is necessary to provide game-based learning to reduce feelings of difficulty and fear, the researchers made learning media in the form of Dart Board. The use of Dart Board learning media Dart Board is one example of learning media for mathematics. This research is a developmental research which aims to produce learning media in the form of a dartboard called Dart Board on the subject of flat shapes and the validity of Dart Board media for class VII SMP. This media development process uses the 4D development model, namely: Define, Design, Develop and Disseminate. However, this research is limited to the develop stage. This research was conducted at SMP Shalahuddin Malang. This study resulted in an average expert validation of 3.83, this value is included in the very valid criteria. For trials of this learning media product, it has not been carried out because of the Covid-19 pandemic.