Description: "A book that inspires future scientists" - [Surrey Advertiser] A thrilling journey through the mysteries of science and history! Covering everything from elementary Science and Social Studies curriculum topics to the latest hot issues, the innovative nonfiction series "100 Things Every Elementary Schooler Should Know" continues with its newest volume, "Secrets of the World"! This series was created to give endlessly curious children a deeper understanding of the world by exploring 100 topics — from essential foundational concepts to the latest hot-button issues — that go well beyond the core content of elementary Science and Social Studies textbooks, all packed into a single volume. Each topic is carefully designed with concise text and infographic-style images, making even complex information easy and fun to understand. From textbook content to strange and surprising facts, readers can build up-to-date general knowledge while having fun learning. From scientific facts to culture and world history, this book is full of puzzling secrets that span common knowledge and current events! *Aligned with Elementary Science and Social Studies Curriculum - Grade 3, Semester 1 (Social Studies): Changes in Transportation and Communication - Grade 3, Semester 2 (Science): Animal Life - Grade 4, Semester 1 (Science): Strata and Fossils - Grade 4, Semester 2 (Social Studies): Production and Exchange of Necessities - Grade 5, Semester 1 (Social Studies): Respect for Human Rights and a Just Society - Grade 5, Semester 2 (Science): Motion of Objects - Grade 6, Semester 2 (Social Studies): Nature and Culture of Countries Around the World - Grade 6, Semester 1 (Science): Motion of the Earth and Moon This book is filled with fascinating information about culture, history, and science tied to many mysteries that remain unsolved to this day. Is the Sphinx at Giza really a sphinx? What exactly is the mysterious jelly that fell from space? What's the purpose of the pom-pom on top of a winter hat? Did unicorns really exist? The book presents 100 of the world's most intriguing yet still unanswered questions, along with fun, bite-sized facts related to each one. Readers can uncover hidden secrets and scientific principles found in nature, daily life, culture, and history, building both understanding and curiosity about the world. The book also explores historical secrets — such as Anne Frank's secret diary, the Matilda Effect, and Kapo Syndrome — helping readers broaden their perspective on the world. They'll also discover fascinating facts about topics like Element 119, the mysteries of the Khmer Empire, how fast a Tyrannosaurus rex could really run, and the placebo effect. The book is packed with captivating stories that spark intellectual curiosity and a love of learning new things. Through this book, children can begin an intellectual adventure of discovering and exploring the truths of the world. By exploring elementary curriculum content alongside historical facts and current issues, readers can nurture their dreams and prepare for the future. Infographic-Style Layout That Makes Abstract Concepts Easy to Grasp Each of the 100 topics is presented in a different format to best convey its content. Every page is designed as an infographic, using illustrations, charts, flowcharts, and comic-style panels to effectively combine text and images. Abstract concepts are represented visually, and diagrams illustrate the relationships between ideas, making the content much easier to understand. Each of the 100 stories is presented in short segments — from half a page to two pages — so children can read them in order or jump around wherever their curiosity takes them. After reading about each topic, be sure to check out the world map included in the book — it shows exactly which country or region each story relates to, all at a glance. The book also includes a glossary and an index, making it easy to look up specific topics whenever you like.