Yes, this is indeed a great series - successfully mixing captivating stories with great "soundtracks". The difference is that the stories are usually about the composers and the music is by them of course. The Tchaikovsky CD has, aside from the composer's great works, some truly inspired singing as well - Swing Low Sweet Chariot and the uplifting girls chorus will send shivers down your spine.
Tschaikovsky Discovers American, along with the other Classical Kids titles, are a delightful way to introduce young children to classical music and composers. The engaging stories on the tapes are filled with the music of the composers but the music and stories are so well intertwined that the children learn the music by osmosis as they listen to the stories over and over. My young children are forever recognizing the music of "Mr. Tschaikovsky" and "Mr. Vivaldi" as a result of repeated exposure to ..