1. Akpullukçu, S. (2011). The effect of ınquıry based learnıng envıronment ın scıence and technology course on the students’ academıc achıvements, attıtudes and retentıon level [Unpublished Master Thesis]. Dokuz Eylul University, Institute of Education Sciences.
2. Aksan, D. (2009). Her yönüyle dil ana çizgileriyle dilbilim [Linguistics with the main lines of language in every aspect]. Turkish Language Association Publications.
3. Altunsoy, S. (2008). The effect of inquiry-based learning approach on students, science process skills, academic achievements and attitudes in secondary biology teaching [Unpublished Master Thesis]. Selçuk University, Graduate School of Natural and Applied Sciences.
4. Aydede, M. (2006). The effect of using active learning approach in primary school sixth grade science course on academic achievement, attitude and retention of learning [Unpublished Master Thesis]. Çukurova University, Social Sciences Institute.
5. Babbie, E.R. (2006). The practice of social research. Wadsworth Publishing Company.