An  instructional manual Learning Resources on Important Places in Chachoengsao was created to inform students, teachers including school administers, who were responsible for instruction, about the learning resources on Important Places in Chachoengsao. It could be used as a manual in conducting instructional activities which were in accordance with local communities and schools. In creating the manual, the researcher had studied the principles of writing instructional manuals and retrieved the information from many books, textbooks, articles and research studies. After drafting the manual outline, the researcher sent the draft to 5 expertises in theory and practice in developing instructional manuals to check the appropriateness of the contents. The manual was developed from the approved outline and the completed manual then checked by 16 expertises for its practicality. The results obtained from the expertises revealed that the level of practicality was 4.28 out of 5 rating scales.  Therefore this manual was practical at a high level.