This study uses Technology Embedded Explicit Activity in Teaching Sentences in a Dialogue is a more relevant and interesting for students. The objective of this study is to serve as a basis and reference for students in teaching sentences in a dialogue. The explicit activity, teacher does first approach to students by giving examples of what sentences of dialogue describe and demonstrate, then guiding them step-by-step about what they have learned in constructing sentences in a dialogue in terms of tone, clarity, convention etc. For them to enhance and improve their communication skills and academic performance effectively. The major concern of this study is to determine the effectiveness of Technology Embedded Explicit Activity in Teaching Sentences in a Dialogue English 3 as an innovation. The study assessed Grade 3 learners to improve their communication skills in the selected private school students in the Schools Division of San Jose del Monte, Bulacan. The Respondents of the study were purposively selected which comprised of Thirty (30) students of Colegio De San Gabriel Arcangel from the private school students in the Schools Division of San Jose del Monte, Bulacan. The researcher used Weighted Mean and T Test to analyze quantitative data and determine the effectiveness of the utilization of Technology Embedded Explicit Activity in Teaching Sentences in a Dialogue English 3. The findings showed that the learners' level of sentence construction in a Dialogue was Average. The researcher also used one - group pretest - posttest design. In this design, a single group of subjects is given a pretest. The study revealed there is a significant difference in the pretest and posttest score of the students in the utilization of the Innovation in improving the learners' Level in Constructing Sentences in a Dialogue.