Parragon Publishing Factivity: Brilliant Body (Discover the Facts, Do the Activity)Your body really is amazing. It's a living, breathing, moving, eating, talking, thinking machine. Just one human body has hundreds of bones, billions of bacteria and trillions of cells. LET'S EXPLORE! Take a trip around and inside the human body to learn the facts. Complete activities, puzzles, mazes, experiments and more on your exciting journey. Key Features: Fun packed journey through the inside of the human body. Complete activities, puzzles,