This book examines modern approaches to assessing critical skills such as collaboration, creativity, problem-solving, and digital literacy. It explores formative and summative assessment methods tailored to 21st-century educational goals. Integrating technology, project-based learning, and data-driven decision-making in assessments, this book includes innovative practices in measuring student progress. The book provides practical tools for educators to align assessments with contemporary teaching strategies. It is an essential resource for teachers, administrators, and educational policymakers.