Come along to the construction site, on a mission, to the farm, to work, into the water, into the air, and to sports - and discover the various sounds of vehicles. Here's how it works: First, activate the corresponding theme page with the colorful button, and then press the individual vehicles to hear the matching sound. What do the excavator, fire truck, or tractor sound like? What noise does the rescue helicopter or hot air balloon make? In this sound book for children aged 24 months and up, vehicles from different thematic worlds are depicted, which can be activated to make sounds at the push of a button.