Max Giermann

In the Martini family, chaos has four names: Livi, Tessa, Malea and Kenny. Just in time, Pinguin Paul finds these four on the run from his ...

Action fan and prank king Max has a tough time. He attends the most boring school in the world, has trouble following all the rules and, on top ...

In order to leave a lasting impression in space, Dr. Georg Friedle and his team of researchers include a condensed version of world history with ...