1. Inquiry dot com;Bodzin;The Science Teacher,2002
2. Reconsidering research on learning from media;Clark;Review of Educational Research,1983
3. General Studies for primary schools curriculum guide (Primary 1–Primary 6);Curriculum Development Council,2002
4. How students learn: history, mathematics, and science in the classroom;Donovan,2005
5. How to design and evaluate research in education;Fraenkel,2003