This research aimed to this research aim: 1) to study the problems of the National Museums in Central Region of Thailand 2) to study The Guidelines of Marketing Development of Arts and Sciences Educational Attraction of the National Museums in Central Region of Thailand. This research is qualitative research with interviews. The researchers also studied theories involved from documents includes Marketing Mix (7P’s). The sample group used in this study is the officers involved in the Central National Museum. The tools used in this research are interviews. This research found that Products and services the three national museums products or antiques Is interesting and distinguished in itself. Service characteristics of the museum focus on providing educational services providing information to interested parties. The price of collecting admission fees and using the premises according to the regulations of the Fine Arts Department. Location convenient transportation both private cars and public transport. Marketing promotion there are books brochures brochures and information systems through computer networks. Personnel or employees there are good work intentions good service smiling. Physical environment the building is quite old. It should improve modern display techniques. Processes Group visits are usually contacted in advance in order to arrange a guest speaker. Suggestions for museum development Products and services should consider the enjoyment of the visitors learning including receiving details of meaningful signs. Location adding a sign showing a large museum entrance. Marketing promotion should advertise through various online media should organize creative learning activities. Physical environment should improve modern display techniques. Processes adding a tourist center help to inform visitors of the rules and regulations for visiting museums for proper conduct.