The book ‘Maskilim’ in the Sciences describes the birth of a new literature concerning science, aimed at Jewish children and young adults that was published from the last third of the 18th century to the last third of the 19th century in the German-Speaking Sphere . The book presents key episodes of the consolidation of the Hebrew children's literature, the development of Jewish textbooks, the changes in the attitude towards Sciences in the Jewish realm , the growth of Hebrew popular science, and the changes that occurred in the Jewish educational system.