"Understanding Middle School Social Studies Terms One by One." Price: ¥1,155 #Books #BOOK #ReferenceBooks Social studies terms are divided by field: geography, history, and civics, and the content is arranged in the order of textbook learning units. You can smoothly work through it anytime during your three years of middle school, and you can use it for three years, from the first year of middle school right up to the entrance exams for high school.