1. Introduction
The Learning Achievement in Science subject for Grade 8 students at Ban-Koksawang School in 2011 in
Buriram province of Thailand was lower than the school standard proposed at 2.50 (out of 4.00) in previous years.
In addition, the Ordinary National Educational Testing (O-NET) score for secondary school students at the school
was lower than that of Buriram Province and of Thailand as seen in Table 1 (NIETS, 2011). Moreover, these
students also possessed insufficient science process skills, especially integrated skills. They had few opportunities to
perform science experiments in the classroom since the school encountered limitations of chemicals and laboratory