Descripción
Focusing on the six simple machines--levers, wheels and axles, pulleys, screws, inclined planes, and wedges--this fun and informative series introduces young readers to several basic concepts of physics--such as work, force, gravity, and friction. Includes easy-to-do experiments, colorful photographs, clear text, and fun activities. Supports the national science education standards Unifying Concepts and Processes: Evidence, Models, and Explanation; Unifying Concepts and Processes: Form and Function; Science as Inquiry; Physical Science; and Science and Technology as outlined by the National Academics of Science and endorsed by the National Science Teachers Association.
Detalles del libro
Formato
Tapa blanda
Páginas
48 páginas
Idioma
Español
Publicado
Jan 1, 2009
Editorial
ediciones Lerner
ISBN-10
0822529815
ISBN-13
9780822529811