Cascade is a skill-based course on Environmental Studies and Social Studies for the foundational,preparatory and middle stages. This series for classes 1 to 8 is aligned to the National Education Policy,2020. Taking into account the multidisciplinary nature of Environmental Studies and Social Studies, the series follows an interactive approach through a variety of tasks and stimulating content. This series deals with the study of human behaviour, relationships, resources and institutions in local as well as global contexts, all of which are fundamental to our conception of society. Skill builder: 21st century skills necessary to succeed in the age of information