Hard Hat Zone?covers the concepts Community Workers & Helpers and Problem Solving. Construction sites are some of the most interesting places， especially for young boys. Join the workers as they use dump trucks， cranes， concrete mixers， backhoes， and payloaders to build a new skyscraper! Full of photographs， Hard Hat Zone is an exciting and informative read for children interested in how things are built.Hard Hat Zone?covers the concepts Community Workers & Helpers and Problem Solving. Construction sites are some of the most interesting places， especially for young boys. Join the workers as they use dump trucks， cranes， concrete mixers， backhoes， and payloaders to build a new skyscraper! Full of photographs， Hard Hat Zone is an exciting and informative read for children interested in how things are built.
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