books.google.com - Introduce las formas básicas y muestra ejemplos de estas formas en el deporte....https://books.google.com/books/about/Formas_en_el_deporte_Shapes_in_Sports.html?id=CSJh9z_56bEC&utm_source=gb-gplus-shareFormas en el deporte / Shapes in Sports
Rebecca Rissman is an award-winning children's author and editor. Her writing has been praised by School Library Journal, Booklist, Creative Child Magazine, and Learning Magazine. She has written more than 200 books about history, culture, science, and art. She lives in Chicago, Illinois with her husband and two daughters. She enjoys yoga, reading, and cooking.