21st Century Reading was created through a partnership between TED, a nonprofit dedicated to spreading ideas through short, powerful talks and National Geographic Learning. 21st Century Reading provides the ideal forum for learners of English to make connections with topics ranging from science to business to global issues. Using TED Talks as the springboard to share ideas, this new four-level reading series shows learners how to understand and respond to ideas and content in English. Important Notice: Media content referenced within the product description or the product text may not be available in the ebook version.