Here is a brief history of roller coasters in short passages. Each passage is followed by questions and red highlighted answers from the text to help students process and retain the information. Also, this ebook contains links to pictures and more detailed information online. Words that might be unfamiliar also have links to their definitions. The last section is the comprehensive review, consisting of some of the same questions from throughout the book followed again by the highlighted text containing the answers. This ebook is designed for upper elementary school students with comprehension challenges, but it can be beneficial for other students as well.