Notes

At head of cover title: With exciting internet links and CD-Rom! Table of contents includes: What makes things go? -- When was the wheel invented? -- What were the earliest boats like? -- How were planes invented? -- When was the microscope invented? -- How is cloth made? -- When was the clock invented? -- Who invented printing? -- How is sound recorded? -- When was the telephone invented? -- How was the television invented? -- When was the computer invented? -- How have inventions changed our lives? -- Are all inventions successful?