How'd They Do That?: Grandparents Answer Questions about the Wright Brothers and Amelia Earhart

Well before AI was "born", before Graphing Calculators were available to solve algebraic, geometric and trigonometric problems, the Wright Brothers designed an airplane that actually took flight. Before there was GPS, before there were navigation and weather satellites, and before the first turbo-jet aircraft, Amelia Earhart bravely flew across oceans and against bias.The courage and dedication of those three aviators are spoken of here, in grandparent-grandchild conversations. "Wilbur and ...