Adolescence is a critical period of cognitive development, marked by significant changes in thinking, reasoning, and understanding. During this stage, which typically spans from ages 10 to 19, individuals transition from concrete operational thinking to more advanced, abstract, and hypothetical reasoning. Cognitive development in adolescence is influenced by biological maturation, social interactions, and family education, all of which shape the way adolescents process information and make decisions. One of the most notable changes in adolescent cognition is the emergence of abstract thinking. Unlike children, who rely primarily on concrete experiences, adolescents begin to think about concepts that are not immediately observable. For instance, a 15-year-old may consider moral dilemmas, such as fairness or justice, and reflect on societal issues like poverty or inequality, without needing direct personal experience. This ability to think beyond the tangible allows adolescents to plan for the future, set personal goals, and engage in more sophisticated problem-solving. Another key aspect of cognitive development during adolescence is the improvement in metacognition, which is the awareness and understanding of one’s own thought processes. Adolescents start to monitor their learning strategies, question their assumptions, and reflect on their decisions. For example, a teenager preparing for exams may recognize that they understand a subject better when they teach it to a friend rather than just reading notes. Metacognition enables adolescents to become more self-directed learners, allowing them to adapt their study habits