This book is written for children at elementary level (Chapter 4). It is also written for parents (Chapter 1 to 3). The purpose of this book is to let children know the importance of health and learning, able to know healthcare and able to learn/think since childhood. It also hopes this book will help parents know how to help their child living a healthy life and able to learn/think better. This book has four chapters. Chapter 1 Introduction: Introduce the importance of health, learning, and thinking. Chapter 2 How to keep healthy: How to keep us physical and spiritual healthy. Chapter 3 How to think: Provided some examples. Chapter 4 Some Problems to Help Us Think: List some puzzles and math problems to help us think.