How is a car refueled? What happens in the car wash? When does a vehicle need to go to the workshop? In this book, children will learn a lot of exciting facts about cars: With the help of flaps, they can watch automotive mechatronics technicians as they change tires and oil, paint, weld, and conduct inspections. There is also plenty to discover at the gas station: Here, you can vacuum your car and check the tire pressure and oil level.

Wieso? Weshalb? Warum? junior is a non-fiction book series for children aged 2-4 years. Every day, children discover something new and have many questions. When does the fire truck arrive? What do animals do in winter? Why do I need to brush my teeth? The popular non-fiction series Wieso? Weshalb? Warum? junior answers children's questions at their level. It explores a variety of topics from their everyday lives and interests in an age-appropriate manner, with great attention to detail.

The series is specifically designed for small hands and the needs of the youngest children. Clear and loving illustrations, short factual texts, and handy flaps that illustrate movements and provide surprising and funny insights allow children to explore topics on their own. The joy of hands-on discovery, the loving execution, and the high-quality design ensure lasting enjoyment of each book.