Reading difficulties are one of the most significant things being addressed right now in education departments worldwide. This study examined the effectiveness of using word dice to improve pupils’ reading fluency. A classroom-based action research design was used in this study. Participants of the study were the grade 5 pupils in the Basic Education Department in the Elementary Department at Misamis University Ozamiz City for the school year 2022-2023. It was participated by 15 grade 5 pupils through a purposive sampling technique. A classroom-based action research design was utilized to evaluate the effectiveness of using word dice and their effects on the pupils’ reading fluency. It utilized passage, lesson plan, word dice, rubric, and interview questions as research instruments. The researcher computed descriptive statistics to determine the mean and standard deviations of the level of performance before and after the intervention. At the same time, qualitative analysis of the interview data was conducted using Hyperesearch. Results showed that using word dice as a learning tool improved outcomes in the measured variable. It is recommended that the incorporation of word dice is a valuable tool for improving the fluency rates of the pupils’ reading ability. The effectiveness of this intervention has been unequivocally successful in enhancing reading fluency.