Build ＆ Grow, 2009.
Level: Low Intermediate/ Intermediate.
Reading Source for the Content Area Reading is a set of textbooks based on the subject area (Content Area), which includes topics such as social, scientific, geography, music, mathematics, health, and history. It can solidly train students' ability to read advanced knowledge articles.
A total of three volumes, each divided into five major themes, each with four topic-related articles (three non-fiction fiction). The book is accompanied by full-color photos and pictures.
Each article is about 150~300 words long. Matching the picture dictionary makes it easier for learners to master the topic vocabulary.
Every article inspires students' background knowledge with pre-reading questions, giving students a general understanding of what to read next.