By encouraging self-expression, global citizenship, and active participation, Impact motivates students to explore who they are and who they want to be, all while learning English! • National Geographic Explorers are featured as role models who embody the 21st century skills and values teenagers need to become successful global citizens. • Cross-curricular topics engage learners with stimulating information about the world, better preparing the for future academic success. • Student choice activities and projects present learners with options for language practice, allowing teens to become active participants in the learning process.