The population used in the research are the students grade 3 school houses, teak forest area offices to study the elementary district, Chiang Rai, 2 semester 2 academic years 12 people 2557 (2014)
The population in this study. Grade 3 students at the school forest. Primary Educational Service Area Office, Area 2 Rai second semester of academic year 2557 in 12 patients.