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J. R. Rizardo

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Open access Sep 2026

i-SIM: Development and Validation of an Interactive-Strategic Tool Using the ADDIE Model for Mathematics 7

This study developed and validated an Interactive Strategic Intervention Material (i-SIM), titled Fraction Frenzy, for Grade 7 Mathematics using the Analysis, Design, and Development phases of the ADDIE model. The study addressed learning gaps identified through the Test of Fundamental Academic Skills (TOFAS) and sough...

Reycel de Leon, J. R. Rizardo · 0 citations
Review Sep 2026

Development and Validation of E-Drill Generator as Instructional Material in Mathematics

This research aimed to develop and validate an E-Drill Generator as instructional material in Mathematics drill practices, using the descriptive developmental research design based on the ADDIE model. The analysis phase, discussed in the background of the study, served as the basis for the initial design and features o...

Rea Mae Ragay, J. R. Rizardo · 0 citations

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