Excavar: Una Obra de Construcción (Big Digs: Construction Site) (Spanish Version) (Paperback)
Think about a skyscraper, a bridge, or even your own house. Do you know how these were built? There are many people and steps involved. Workers draw blueprints, drive bulldozers, pour concrete, and paint walls. Check out this construction site, where an idea becomes a house ready to be called a home!