"Join the construction crew and learn how big vehicles work and about the inventors behind them through simple rhyming text and vibrant illustrations. From bulldozers to excavators to concrete mixers and beyond, this engaging board book connects the dots between people and the technology they create and gives age-appropriate explanations of scientific concepts like homogenous mixtures and power hydraulics!"--
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $20. ThriftBooks.com. Read more. Spend less.