About the book: 2021 / Right during the lesson, Julius and Nellie received an unexpected message: an unknown space animal has landed on Bummerding! What news! Who could it be? The guys immediately need to go to Bummerding and help Professor Tulle find the little animal. But how can you sneak out of school unnoticed? And will it be possible to reach a distant planet? The publishing layout is saved in PDF A4 format.