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2001
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2002
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2003
Developing thinking and attitudes skills using a module on economic reform
Cyhoeddwyd 1977Traethawd Ymchwil -
2004
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2005
Developing thinking skills and attitude among grade four pupils using a module on the concept environment
Cyhoeddwyd 1977Traethawd Ymchwil -
2006
Construction and validation of a non- verbal test to measure some science concepts among preschoolers
Cyhoeddwyd 1977Traethawd Ymchwil -
2007
Out-of-school youths expressed science needs and interests and their implication to non-formal science activities
Cyhoeddwyd 1977Traethawd Ymchwil -
2008
An evaluation of the summer training program in environmental science I at the NDEA- RSTC (Western Mindanao)
Cyhoeddwyd 1977Traethawd Ymchwil -
2009
Earth science interests of freshmen students of Koronadal High School
Cyhoeddwyd 1977Traethawd Ymchwil -
2010
An integrated approach to the social sciences with emphasis on the Philippine setting
Cyhoeddwyd 1977Llyfr