Abstract: This research aims to develop children's story books based on local wisdom of Sidoarjo to improve
reading comprehension skills in grade IV elementary school students that are valid, practical, and
efficient on the theme of the area where I live. This development research refers to the 4D model
developed by Thiagarajan. The subjects of this development research were fourth grade students of
SDN Sidokumpul Sidoarjo. Data collection techniques using documentation, validation, observation,
questionnaires, and tests. The results showed that (1) the validity of the development of children's
storybooks was 85% with a very valid category. (2) The practicality of story books is known from the
implementation of learning, namely 87% in the very implemented category and student activity during
the learning process, which is 83.75% in the very active category. (3) The effectiveness of story books
is proven by the results of the t-test, it is known that the results of the pretest and posttest are known
that the value of t-statistics = 13,417> t-table = 2,042, based on the results of the t-test, it is concluded
that there is a significant difference between the results of the pretest and posttest. The results of
complete learning have a range of values from 81.6 to 100 with complete criteria. From the results of
this study, it can be concluded that the development of children's story books based on local wisdom
of Sidoarjo can improve reading comprehension skills of fourth grade elementary school students. |