num_pages: 10
description: Flaps to lift, pull tabs, and pop-up artwork show children exactly how the gears work in such big machines as piggybackers, combines, bulldozers, log stackers, and even robots on an assembly line.
language: English
title: The Hands-On Book of Big Machines
titlecomplete: The Hands-On Book of Big Machines
ratings_count: 1
publisher: Little Brown & Co