This research aims to analyze the obstacles of online learning during pandemic Covid-19. There have been pros and cons of online lecture during the pandemic due to lack of effectiveness of achieving education goals. However, education is expected to bring an improvement to students to be well-educated generation. To reach the goal, students must comprehend the materials given by lecturers. Yet, there are some problems that college students face during the process of online lecture. These problems became the background to conduct this research from which it can be a scientific work to give a contribution to analyze the problems specifically. This research was conducted by using qualitative method. The data were obtained by conducting interview which were analyzed and explained in the form of narration while maintaining the authenticity of the data. The result of this research revealed that limited internet access and lack of lecturers’ responsibilities became the obstacles for college students during online lecture. The students expected lecturers and campus staff to understand their situations. They hoped that the lecturers gave relevant deadline for submitting the assignments, focused on making the students understand the materials, and controlled/accompanied the flow of discussion

POW+TREE Strategy helps students write and develop ideas easily. However, not all of the students were able to write text types. The objective of this research to find out whether there is a significant effect of POW+TREE Strategy towards students’ writing ability of the students at SDN 169  Pekanbaru.  This research was experimental research which had two classes experimental class and control class. This research focused on writing the next paragraph. The researcher applied the POW+TREE Strategy in the experimental class. While in control class the researcher did not apply the strategy. Further, the researchers gave two tests for the students, pre and post-test. Then, the researchers gave pretest before giving the treatment. And then, the researchers gave post-test after applied the treatment in the experimental class. The result of students’ score in the control class was, the researchers got a mean score of pre-test was 46.17. While, in post-test, the researcher got a mean score was 60.67. However, the researcher got the students’ mean score in the experimental class was 49.5. After the researchers applied the POW+TREE Strategy, the mean score of students become 65.50. Thus, there was an increase in students score after using the strategy. Based on the researchers’ analysis by using SPSS 22.0 program by using Kolmogorov-Smirnov, the researchers got a significant test was 0.05. it was same as the standard significant.  In brief, there was a significant effect of POW+TREE Strategy towards students’ writing ability of the students at SDN 169 Pekanbaru.