Includes index.

Provides access to enhanced content that includes audio, video, web links, quizzes, activities, and a slide show.

Take part in a science fair -- Eight steps to a great science fair project -- Picking a water science project -- How do glaciers creep -- Why do people float better in salt water? -- How do clouds form? -- What are the different forms of water? -- How can an oil spill be cleaned? -- How can water power machines? -- Preparing your report -- Making your display -- Impressing the judges.