Escalar y saltar

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This Spanish-translated book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. After reading this Spanish-translated book, readers can decide if they will ever be interested in engaging in one of these extreme sports. | This Spanish book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. |

Lisa Perlman Greathouse started her writing career as a journalist, working for The Associated Press for over a decade. There, she reported on hundreds of stories, from interviewing presidential candidates to covering plane crashes. From there, she joined a communications agency, where she launched a custom publishing division and developed award-winning magazines for major clients.
During her professional writing career, Lisa's deep commitment to public education launched an interest in writing children's books. Over the past 20 years, she has written dozens of titles for Teacher Created Materials, mostly nonfiction readers, with a focus on science and social studies. Among her favorites is a biography about President Franklin D. Roosevelt.
Lisa is a staunch public education advocate who has run for her local school board. She has two adult children and lives in Southern California with her partner.