This study delves into the crucial elements of teaching and learning that foster student engagement, critical thinking, and lifelong learning skills. A comprehensive review of existing research uncovers the profound impact of active learning techniques, inquiry-based learning, self-directed learning, and effective assessment practices on these educational outcomes. The findings underscore the transformative role of active learning and technology-enhanced environments in enhancing student engagement. At the same time, inquiry-based and collaborative activities are shown to be instrumental in developing critical thinking skills. The study also underscores the importance of self-directed learning and continuous skill development in promoting lifelong learning, highlighting the pivotal role of motivation and autonomy. Effective assessment practices, including defined learning outcomes, timely feedback, and varied assessment methods, are key in supporting student growth and development. The study identifies barriers to engagement, such as socio-economic factors and learning environments, and provides practical recommendations for educators, administrators, and policymakers. These recommendations are designed to be easily implemented, making the research directly applicable to real-world educational settings. By synthesizing insights from previous studies, this research offers a comprehensive understanding of creating dynamic, supportive, and inclusive learning environments that equip students for lifelong success.