Our World, Second Edition is a balanced four-skills series with age-appropriate National Geographic content that motivates and excites young learners. Perfect for the content-rich classroom, Our World has everything students need for a balanced, four-skills curriculum, key grammar instruction, and important 21st century skills practice and cross-curricular exposure. The Second Edition has taken the award-winning content of the First edition and made it even better! Learners experience more of the real world with motivational content including surprising photography, meaningful stories and readings, immersive video, and incredible National Geographic Explorers.