Alexandra Fink is known to countless music students through her musical-notation jokes and musical crossword puzzles. Now, together with her co-author Sylvia Yersin, she sends Pius the Frog on an exploration to basic musical education. The book contains copy patterns and models for entertaining riddles that lighten up everyday teaching and provide quiet work phases that youngsters enjoy and teachers find restful. Creatively designed work sheets that otherwise have to be laboriously made by the music teacher are found here in finished versions. The quizzes communicate basic knowledge in a light spirit. Pius wants to know all kinds of things from five- to eight-year-old children: instruments, rhythms, dynamics, notes such a charming frog deserves an answer, doesnt he?