Excitement at the knight's castle! The robbers are attacking! Castle daughter Ada asks her friends Fidus and Basil for help. Immediately, the brave mouse knights set off and meet the green Günter. Together with the dragon, they develop a mighty plan to reclaim the castle! Learning to read is easy with the beginner reading books from the Leselöwen series for 1st grade. The children's book bestsellers support text comprehension for children aged 6 and up with many features: - short sentences - easy-to-read large print - numerous colorful pictures. Whether with parents or alone, the following also ensure fun in reading: - child-friendly themes for girls and boys - funny puzzles and stickers - quiz questions.