Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.
Learn how the concepts of elapsed time and measurement relate to hosting the Olympic summer games! Review the history of the Olympics and explore math along the way! This exciting title provides readers with fun examples, easy-to-read text, STEM topics, mathematical graphs and charts, and helpful practice problems, giving them all the tools they need to feel confident measuring time!
Using examples from some of the most popular Olympic sports, this captivating title will have readers excited and eager to learn all they can about telling time and timing accuracy! Vivid photos and a colorful timeline combine with easy-to-read text, STEM topics, and mathematical charts and graphs to give readers an inside look into sports technology while providing opportunities to practice time measurement. With the accessible glossary, index, and step-by-step instructions, readers will have all the tools they need!