This book teaches music theory to children. It includes text, exercises and illustrations. 
 It has Four chapters: 
- The music staff and the music notes
- Rhythm
- Musical Symbols
- Final revision tests
  This book includes explanations, musical examples of scores that you can see and hear, audio, video, and interactive exercises.
  The student and the teacher can study different chapters at the same time. This means that the student can learn how to read notes in the treble clef in chapter 1 and learn minims and semibreves in chapter 2.