A train goes "chooo, chooo," a tug boat honks, and a cement mixer goes "sloooosh!"--machines make the craziest sounds, and children will love to imitate them in this seriously wacky board book. Combining a cause-and-effect scenario with some of the most appealing elements of comic books and pop art--such as simple panels and intense primary colors--this giggle-inducing read teaches an important element of language development in a fun and appealing way.