2. 3 principles of creative invention
creative work of artificial artificial achieved it. Students must have a job satisfaction by based on the principle as follows:
1.Keep knowledge in his interest. The experts in the community school. The invention interested
2.Study of principles, methods and procedures. In the invention, the workpiece by analysis. Self education from people or experts, or from the media such as journals, books, etc.
3.Experimental performance of the invention. The students have to study interested and approach have creative and การปรับปรุงแก้ไข. As a piece of artificial defects and achieved satisfied
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