This report presents an annotated bibliography on 3D printing, exploring its diverse applications and recent advancements. The report begins with an introduction to 3D printing technology, also known as additive manufacturing, highlighting its ability to create three-dimensional objects using computer-aided design models. The annotated bibliography includes 10 journal articles, each summarized to provide insights into the methodologies, findings, and significance of the research. The articles cover a range of topics, including the use of 3D printing in biomaterials, medical applications, bone tissue engineering, dentistry, polymer matrix composites, and organ development. Each annotation provides a concise overview of the article's objective, methodologies, key contributions, and relevance to the broader topic of 3D printing. The report emphasizes the growing importance of 3D printing in various sectors, particularly in manufacturing, and its potential to design complex shapes using fewer materials compared to traditional methods. The report concludes with a comprehensive list of references.