"A study of achievement in science by using the learning management process, the 5 STEPs in cooperation with the food and Concept Attainment tutorials for high school students, the school House Hotel, 2 independent district."
"Education, Science Achievement. The process of learning to teach with 5 STEPs Concept Attainment about food and nutrition. For students at two schools and garnered in Phrae Province Den Chai district. "