I know all about sleep: What happens when you close your eyes

What if sleep held one of the greatest secrets of the human body? With *I Know All About Sleep*, your child will set out to discover a fascinating, mysterious world that’s with us every night. This book clearly explains what happens when we sleep: how the brain stays active, dreams, memory, growth, the body’s internal clock, sleep disorders, and the amazing ways animals sleep. Written for young readers ages 12 to 17, this book transforms an essential scientific topic into an accessible, lively, and captivating adventure. It helps teens better understand their nights, their fatigue, their trouble waking up, and the importance of a healthy sleep schedule.

Have you ever wondered:

• Why is sleep essential to life?
• What does the brain really do at night?
• Why do we sometimes dream strange stories?
• What is the purpose of sleep cycles?
• Why do teenagers often have trouble waking up?
• How does light influence the urge to sleep?
• What happens during deep sleep?
• Why can a bad night’s sleep affect attention and mood?
• How do dolphins, birds, and insects sleep?
• What simple habits can help improve sleep?

Why choose this book for your child:

• An essential topic for teens: Sleep affects energy levels, attention, memory, mood, and health. This book helps your child understand why getting a good night’s sleep isn’t a waste of time, but a real asset for growing, learning, and feeling better.
• A clear and accessible approach: scientific concepts are explained using simple language, concrete examples, and easy-to-remember comparisons. Your child will learn about the brain, dreams, nighttime cycles, and the body’s internal clock without getting lost in complicated vocabulary.
• Rich and well-structured content: organized into short, progressive chapters, the book allows readers to explore sleep step by step. Each section offers a new discovery, from the body’s vital needs to sleep disorders and strategies for better understanding their nights.
• A lively and captivating tone: far from a dry textbook, this book tells the story of sleep as an invisible adventure. It makes you want to turn the pages, ask questions, and look at this daily routine—which we think we know so well—in a whole new light.
• Useful knowledge for everyday life: bedtime routines, screens, naps, the ideal bedroom, difficult mornings… your child will find practical explanations to better understand their habits and gradually adopt better routines.
• A window into the living world: the book isn’t just about humans. It also shows how mammals, birds, marine animals, and insects rest, revealing the incredible diversity of sleep in nature.
• A quiz included to test their knowledge: at the end of the book, a quiz lets your child check what they’ve learned, have fun with the concepts, and reinforce their understanding.
• About ten inspiring black-and-white illustrations: they accompany the text and deepen the immersion in the world of sleep, while maintaining an elegant, calm atmosphere suitable for teenagers.

I Know All About Sleep is the ideal book to fuel young readers’ curiosity, help them better understand their bodies, and inspire them to respect this precious ally that works for them every night.