Uncover a whole new world! Captivating Discovery Education video and stimulating global topics engage teenage learners and spark their curiosity. The Uncover Class Audio Program CDs include the complete audio program to support listening comprehension. Developed in partnership with Discovery Education™, Uncover features stimulating global topics to motivate students and spark their curiosity, while a wealth of guided, step-by-step language building activities and personalized learning tasks lead to greater fluency.