This well organized method can be used with church or school groups private students or voice classes. Book1 is written for grade four while Book 2 reviews skills progressing into more difficult sight-singing for advanced highschool to University level.This creative step by step approach gives singers the skills needed to sight-sing by themselves away from a piano or other singers. Book 1 is designed for unison or two-part singing while Book 2contains two-part or three-part. This method introduces rhythms and intervals sequentially and systematically incorporates elements of music such as key signatures and changing time signatures with regular reviews.