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Author

R. Callaman

2 papers indexed here

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Open access Oct 2026

Development of a Three-Tier Test Diagnosing Learners’ Misconceptions in Operations on Polynomials

This assessment-development research design utilizing a carefully developed and initially validated Three-Tier Test aligned with MATATAG Curriculum was conducted to two participant groups taken from a private secondary school in Bislig City. With twenty Grade 8 learners for the preliminary open-ended diagnostic phase a...

McJun S. Virtudazo, R. Callaman · 0 citations
Open access Oct 2026

Digitized Project-Based Learning in Senior High School Statistics: An Integration of Mathematics and Climate Change Education

This study explored the development and validation of a digitized project-based learning material. This is guided by the cross-disciplinary approach in teaching senior high school statistics using local climate concepts. Anchored on Constructivism Learning Theory, this study was conducted using developmental research d...

Marco R. Ocumen, R. Callaman · 0 citations

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