Check for understanding with this interactive video.  This resource has questions throughout the video, making it feel like a game for students, while allowing the teacher to check for comprehension.  This added fun enhances memorability and ensures that students pay attention. The unit focuses on concepts like "Vamos a cuidar", "Vamos a limpiar", "Ahorrar", "Reusar", "Reciclar", and "Reducir".