"Ninja Without a Plan" is an engaging children's book written by authors Christian Effenberger and Christian Tielmann. It is aimed at young readers aged 8 and up and offers an exciting narrative that is both entertaining and educational. With a hardcover and an appealing layout, the book contains 128 pages written in German. The dimensions of the book are 22 cm in height and 14.3 cm in width, making it a handy companion for children. Weighing 278 grams, it is easy to carry, whether for school or reading at home. The first edition of the book was published in 2025 and originates from Germany. "Ninja Without a Plan" promises to spark the imagination of young readers and take them on an adventurous journey as they explore the world of ninjas.