Kids often resist going to bed, but with the help of this guide to the power of a good night's rest, they can better understand the importance of sleep and why it's necessary for both our mental and physical health. The science of sleep is presented to readers in an age-appropriate way, and relatable photographs allow readers to see kids like them practicing good sleep hygiene. As readers discover the facts behind our need for sleep and strategies to help them meet that need, they feel empowered to make healthy choices and treat their body with care and kindness.