Heart of the Matter: The Science of the Heart for Kids

What keeps your body moving, breathing, growing, and even feeling? There's a superhero inside your chest that never stops working-your heart. Packed with curiosity-sparking facts, surprising science, and hands-on learning, this book takes readers on an exciting tour of the body's most essential system.

Perfect for curious kids ages 7 to 12, this fun and factual guide explores how the heart pumps blood, how oxygen moves through your body, and what happens when you run, rest, sleep, or feel big emotions. Along the way, readers will learn how to find their pulse, track how it changes with movement, and understand how the heart teams up with the lungs, muscles, and even the brain.

Each chapter is filled with engaging explanations, and simple ways to connect what's happening inside your body to everyday life. Whether it's feeling your heart race when you're nervous or learning how food, sleep, and exercise help it stay strong, this book helps kids discover just how powerful and personal science can be.

Because when you understand how your body works, you know how to take care of it-and that's knowledge you carry for life.