Abstract :
This research was conducted to determine the effectiveness of the Let's Read in
visualization strategy in improving the reading comprehension of class X students
at SMA N 1 Grobogan. This study uses a quantitative method with a pre-
experimental design. There is 1 class that is used as the experimental group. In the
experimental group, students were taught to use the Let's Read application and a
visualization strategy. This research was conducted through the following
procedures: giving pre-test, treatment, and giving post-test. Data was collected by
using multiple-choice questions. The results showed that there was a significant
difference between the pre-test and post-test scores. The mean pre-test score of
students was 62.50, and the mean post-test score of students in the experimental
group was 79.17. It can be seen from the data analysis using the t-test with a
significance level of 5%. The result of the hypothesis is 0.000<0.05, indicating
that the t-value