Baseball is a game of numbers, angles, and physics. Science, technology, engineering, and math come together in the game of baseball--from the design of the stadium to the ways a pitcher throws and a batter swings. As readers discover the science behind this popular sport, colorful photographs show important areas of STEM curricula in action at the ballpark. Informative text, graphic organizers, and sidebars help readers learn that science concepts can be seen all around them, including their next baseball practice or trip to see a Major League Baseball game.