This research is based on the importance of innovative and communicative learning media such as e-books in the use of technology in the future to improve students' literacy skills because instilling the habit of reading fondly from an early age is still minimal. The purpose of this study was to produce a proper and effective e-book for improving student learning outcomes at Medan Methodist 5 Kindergarten. The development procedure used in this study is the development model from Borg and Gall and the instructional design step from Dick and Carey which is divided into 4 stages including the needs analysis stage, the product design stage, the validation and evaluation stage, and the final product stage. To see the effectiveness of the E-book, it can be analyzed through the normality test, homogeneity test, and hypothesis testing. Product validation results show a score percentage of 92.94% for material expert validation, 91.76% for media expert validation, 95.55% for design expert validation, and 98.26% for student response results. The results of the normality and homogeneity tests show that the research data has been declared normal and homogeneous. The results of the hypothesis test show that the value of t count is 2.37 and the value of t table is 1.66, where t count > t table. The results of this study indicate that flipbook-based e-books are feasible and effective in improving literacy skills and student learning outcomes in Medan Methodist 5 Kindergarten.