Trivia facts about the Middle Ages, weather events, and even paranormal occurrences can be found in this series. Each title begins with a short summary of the topic before providing brief historical facts, famous people, and events associated with it. Photos and infographics on each page complement short paragraphs, with vocabulary words in bold. The back matter contains a glossary and index and additional resources. Although the text is not comprehensive, it is meant to provide quick facts to pique reader interest and can lead to more research. VERDICT For elementary readers who love trivia on a wide range of topics.