Publisher Description
Have you ever wondered how seesaws go up and down or how screws stay secure in walls? Beginning concepts of mechanical engineering, including levers, wedges, inclined planes, and more, are explored in this newest engaging addition to the How Do series. The How Do series is a great introduction to various STEM topics, each presented in a format that encourages audiences to ask questions and guess the answers before exploring the science behind them.
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About Full Cast
Frank Lovejoy (1912–1962)
was an American film, radio, and television actor who played a number of
detectives, reporters, and soldiers over the course of his career. His gritty
voice was ideal for radio, and he went on to star on such shows as Night Beat and Gangbusters.