"How do you make something bigger and heavier than a human float? Science! From the earliest ships carved out of wood, to giant cruise ships that are like floating cities, theres a lot to learn about ships. What keeps ships from sinking and how do people put them all together? This existing book takes readers right into the ship building process and shows how everything comes together. With full-color photographs documenting this step-by-step journey, readers will start at the dock and follow what it takes to set sail on the open sea"--.