Harcourt Social Studies is a core comprehensive program that takes students on a fascinating journey to explore the people, places, and events that have impacted history. This brand new basal program combines rich content with colorful graphics and interactive text to highlight core concepts and provide a better understanding for students. Each unit is structured with powerful Reading Support tools — such as the Lesson Summary and Unit Review - to help reinforce the main ideas and accurately organize information. Three Leveled Readers for every unit help to further reteach, reinforce, and extend the unit topics.