Numrene på Kids' Songs-udgivelsen, såsom A Happy Happy Birthday, Vol. 1, A Happy Happy Birthday, Vol. 2, We Share the World, Vol. 1, We Share the World, Vol. 2, A Very Good Friend, Vol. 1, A Very Good Friend, Vol. 2, Time for Work, Vol. 1, Time for Work, Vol. 2, Hear Each Word, Vol. 1, Hear Each Word, Vol. 2, New Places, New Faces, Vol. 1, New Places, New Faces, Vol. 2, Smile, Vol. 1, Smile, Vol. 2, Dive Right In, Vol. 1, Dive Right In, Vol. 2, Above the Clouds, Vol. 1, Above the Clouds, Vol. 2, Busy, Busy, Busy, Busy, Vol. 1, Busy, Busy, Busy, Busy, Vol. 2, We Like Winter, Vol. 1, We Like Winter, Vol. 2, Reach for Each Star, Vol. 1, Reach for Each Star, Vol. 2, I Wish We Were Big, Vol. 1, I Wish We Were Big, Vol. 2, Think Things Through, Vol. 1, Think Things Through, Vol. 2, Believe, Vol. 1, Believe, Vol. 2, Firefighters, Vol. 1, Firefighters, Vol. 2, A Happy Happy Birthday, Vol. 1, We Share the World, Vol. 1, A Very Good Friend, Vol. 2, Time for Work, Vol. 1, Hear Each Word, Vol. 2, New Places, New Faces, Vol. 2, Smile Ver, Vol. 2, Dive Right In, Vol. 2, Above the Clouds, Vol. 2, Busy, Busy, Busy, Busy, Vol. 2, We Like Winter, Vol. 2, Reach for Each Star, Vol. 2, I Wish We Were Big, Vol. 2, Think Things Through, Vol. 2, Beileve, Vol. 2, Firefighters, Vol. 2, A Happy Happy Birthday, Vol. 2, We Share the World, Vol. 2, er blevet elsket af mange musikelskere. Lydoptagelserne præsenteret på iSong4U-webstedet er af fremragende lydkvalitet og er tilgængelige helt gratis. Lyt gratis til alle numre fra albummet Kids' Songs af Richard Hardelstein i god kvalitet online. Richard Hardelstein inkluderede 80 forskellige stykker musik på denne udgivelse. Om morgenen Oct 01, 2007 blev musikken fra albummet i Children's Music-genren allerede lyttet til af fans over hele verden.