Como Funcionan Las Rampas, Las Cunas, Y Los Tornillos/How Ramps, Wedges and Screws Work (Como Funcionan Las Maquinas Simples/How Simple Machines Work)
Publisher: Weekly Reader Early Learning Library
Published: August 30, 2006
Language: spa
Format: Library binding
Number of pages: 24
ISBN-13: 9780836874457
Subjects: Juvenile Engineering / Energy; Juvenile Nonfiction; Children's Books/Ages 9-12 Science; Spanish: Grades 2-3; Technology - How Things Work/Are Made