Natural science. 2 Primary. Más Savia. WorkbookThe MAS SAVIA Project for Natural Science takes advantage of different tools and methodologies to motivate the learning, understanding and application of the contents. The contents of each learning block are organized into three learning moments: Let's Get Started, Let's Understand and Let's use. Inserted between these are Make a Change (service learning activities with many opportunities to work using co operative strategies) in which both