The target group in this research include school students 4/1 3 municipal schools (in science) phetchabun municipality in semester 1 of academic year 2555 (2012) 42 people.
The target of this research were the students of 4 / 1 municipal 3 (ชาญ Phetchabun Municipality Science) The students in the first semester of academic year 2555 1 were 42 people.