The research nature of this study is to examine the priority of English as a foreign language in many non-English speaking countries in the context of globalization with a focus on the importance of English for cross-linguistic communication and interpersonal communication. The research purpose is to understand the effects of language picture books applied to interactive teaching methods on English language learning motivation, learning performance, and language and reading ability of elementary school students in southern Taiwan. The research method used herein is an experimental design model. In total, 192 students in eight classes in Grade Six of two elementary schools in southern Taiwan, each with four classes of 24 students, who used the same picture book materials are taken as the research subjects for an experimental study. The research method includes the application of language picture books to interactive teaching methods, combined with a variety of teaching activities, to create a fun and enjoyable learning atmosphere. The study observes students’ active participation and learning performance in the classroom and evaluates the impacts of these activities on their learning motivation, language ability, and reading ability were evaluated. The findings of this study are as follows. 1) The use of the interactive teaching method with language picture books has a significant effect on students’ motivation to learn English, by observing students’ active participation in the classroom. 2) The English picture books inspire children’s curiosity and interest in reading, increase their motivation for English learning, and make them quite interested in reading. 3) The course incorporated a variety of teaching activities to create a happy learning atmosphere, so that students can continue to work toward their English learning goals after the course is over. We also present the conclusions and discussions based on the results in the hope that language picture books can develop students’ capacity for listening and concentration and contribute to the development and improvement of their language ability and reading ability. Plain Language Summary The Impact of Interactive Picture Book Teaching Methods This study aims to understand the effects of applying language picture books to interactive teaching methods on the English learning motivation, performance, and language and reading abilities of elementary school students in southern Taiwan. The research method employed is an experimental design model. In total, 192 students from eight Grade Six classes across two elementary schools in southern Taiwan, each class consisting of 24 students, utilized the same picture book materials for this experimental study. The methodology integrates language picture books with interactive teaching methods, combined with various teaching activities, to create a fun and enjoyable learning environment. This study observes students’ active participation and performance in the classroom and evaluates the impact of these activities on their learning motivation, language proficiency, and reading skills. The findings of this study are as follows: 1) The use of interactive teaching methods with language picture books significantly enhances students’ motivation to learn English, as evidenced by their active participation in class. 2) English picture books ignite children’s curiosity and interest in reading, boosting their motivation to learn English and fostering a profound interest in reading. 3) The curriculum, enriched with diverse teaching activities, establishes a joyful learning atmosphere, motivating students to continue their English learning journey even after the course concludes. Based on the results, we also present conclusions and discussions, hoping that language picture books can cultivate students’ listening and concentration abilities and contribute to the growth and enhancement of their language and reading skills.