During the COVID-19 pandemic, internet technology was critical to develop. As a result, schools are required to incorporate information technology into the learning process. The goal of this study was to determine how lower grade students used Google Classroom as an integrated thematic expansion medium. The descriptive qualitative method and case study approach were used in the research. Data collection methods include observation, interviews, and documentation. One of the online learning solutions is to use Google Classroom as an interactive learning media based on e-learning to assist teachers and students in the teaching and learning process from home in support of ICT-based learning. The findings revealed that the use of Google Classroom as a medium of learning in lower grades has not been maximized for these students; it is necessary to become accustomed to applying learning using Google Classroom learning media for face-to-face online meetings, learning materials, and learning evaluation so that teachers can explore the learning media used during the COVID-19 pandemic. The findings of this study have implications for developing a thematic tracking system that is more effective and appropriate for teachers and students in learning during the COVID-19 pandemic.

The purpose of this study was to analyze the problems in the use of Google Classroom as a low-grade thematic learning medium during the COVID-19 pandemic and solving solutions. The type of research used is using qualitative descriptive method and Case Study approach. Data collection techniques using observation methods, interviews and documentation. Utilizing Google Classroom as an interactive low-grade thematic Learning media based on e-learning can facilitate teachers and students in the teaching and learning process from home and support learning based on information and Communication Technology. But there is no doubt that there are obstacles in the use of Google Classroom as a low-grade thematic learning medium. The results of this study showed that the use of Google Classroom as a medium of low-grade thematic learning there are problems faced by teachers, students, and parents. The problem of students and parents is the delay of students in collecting tasks due to the busy work of parents, students feel difficulty understanding the material, enthusiastic to play games higher than online learning. The barriers of teachers are the length of making teaching materials that can be uploaded in Google Classroom to attract students so as not to get bored, can not control the entire online learning using Google Classroom, difficulty in implementing strategies in accordance with the conditions of the level of understanding of students. In general, the solution of problems that occur by means of collaboration and establish verbal exchanges between teachers, students and parents of students in understanding and delivering feedback on learning delivered by teachers.