This research examines the aspects of relevance, effectiveness, and impact of children's literature on the development of children in Indonesia. In the ever-evolving digital era, this study investigates how traditional children's literature continues to maintain its significance for contemporary generations. The methodology used includes a comprehensive analysis of existing literature, interviews with education experts, and observations of children's literature consumption patterns. The main findings indicate that classic children's literature maintains its relevance through the transmission of universal values and cultural heritage, as well as through adaptation into contemporary formats. The effectiveness of children's literature is proven in the improvement of literacy skills, emotional development, and social learning. Recent developments in children's literature show innovative trends, including theme diversification and the use of digital platforms. Furthermore, this research reveals the significant influence of children's literature on various aspects of development, including cognitive, emotional, social, and the formation of cultural identity. Children's literature serves as a catalyst in stimulating imagination, enriching vocabulary, and facilitating understanding of emotional complexities and social dynamics.The implications of this study emphasize the importance of integrating diverse children's literature into the education curriculum, as well as collaboration between educators, writers, and other stakeholders to create relevant and impactful content. Recommendations for future research include a deeper exploration of the long-term effects of children's literature exposure on individual development, as well as an investigation into the potential of children's literature in addressing contemporary issues such as digital literacy and global awareness.

The background of this research is the novel Selamat Selamat, written by Tere Liye, which is very focused on the course of an interrupted study period. Apart from problems in the world of education, there is the development of talent that has been hidden for a long time and is re-emerging because someone makes the story in the novel even more interesting to read until the end because the story line is very good, and the novel can be linked to intrinsic learning material in high school. The approach in this research is descriptive qualitative. The data source is the text of the novel Selamat Selamat by Tere Liye. The form of data is in the form of written data, namely, character quotes from the characters in the novel Selamat Selamat By Tere Liye as an alternative learning material for intrinsic elements in high school. Data collection techniques use documentation techniques. The data analysis technique uses descriptive analysis and the technique for presenting the results of data analysis is carried out descriptively. The results of the analysis of Tere Liye's novel Selamat Selamat, which has been carried out and can be seen, is that the novel Selamat Selamat By Tere Liye has a form that can be analyzed in the form of character traits, conversational relationships between one character and another, story setting, theme and message. Social relationships between characters which contain conversations that occur between one character and another character. In the intrinsic element, there is characterization, there are characters from the characters in the novel Selamat Selamat by Tere Liye. Next there is a theme, namely about education and in the background there is a place, time and socio-cultural setting.